Answer: Young engineers will learn how to problem solve, they will learn how to use creativity, and Critical thinking. STEM classes and robotics clubs help students become career engineers because it teach's things you will have to know to become a engineer in the future.
What is the sub-chemichal for sub-sonic nitrogen chemichal element?
Molecular nitrogen (N2) is a chemical element whose structure is composed of
two nitrogen atoms which are tightly bound together
What is an element?An element is a substance which cannot be split into simpler units by an ordinary chemical process.
Below are some examples of elements:
HydrogenHeliumLithiumBerylliumBoronCarbonNitrogenOxygenFluorineSo therefore, molecular nitrogen (N2) is a chemical element whose structure is composed of two nitrogen atoms which are tightly bound together
Complete question:
What is the structure of the chemical element nitrogen?
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please help
I've finished all my other questions but I'm really stuck on these two
Answer: 66.66 / 66.67 / 66 2/3 hydrogen 33.33 / 33 1/3 oxogen
for question e
in grams of course
How does an atom change if all of its electrons are removed?
p.s. I'll mark the first answer the brainliest if it is correct! ;)
a. The atom’s volume increases.
b. The atom’s mass increases.
c. The atom becomes positively charged.
d. The atom becomes negatively charged.
c. The atom becomes positively charged
if the electrons are removed it means theres no longer a negative charge to balance the positive charge of the protons in the atom
Why were the Spanish interested in conquering Peru?
Write your response in one to two complete sentences.
The Spanish were interested in conquering Peru because _________________________________________________________________________
Answer:
531–1532 – Pizarro's third voyage to Peru. Spaniards form a bond with the Natives (Huancas, Chankas, Cañaris and Chachapoyas) who were under the oppression of the Inca Empire, and Pizarro includes them among his troops to face the Incas. Atahualpa is captured by Spanish.
Explanation: Is this right ?
if it is please give thanks
Please write an introduction for a SHE task of Fire-Stick Farming.
Fire stick Managing the environment through farming Aboriginal people routinely burned grass to minimise fuel and promote new growth in order to attract grazing animals for hunting.
Why is farming important?Among the various ways that agriculture has an impact on society are the provision of food, habitat, and employment opportunities; the provision of raw materials for food and other goods; and the development of robust economies through commerce.
Why is farming beneficial to the environment?A large number of species use pasture and crops as both a habitat and a source of food, making up around 50% of the planet's livable land. Sustainable management of agricultural operations has the potential to safeguard watersheds, restore significant habitats, and improve the quality of the soil and water supply.
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Draw Bohr diagrams for the following
example calculation for a.)
N = 39 - P
N = 39 - 19
N = 20
P = 19
HELP PLS
4. What would you use iodine to test for?
5. What is involved with the Benedict’s test?
6. Explain how mass and weight differ. Which one would be different on the moon versus on Earth?
Explanation:
4.iodine would be used to test for sugar
6. mass is constant everywhere while weight differs from place to place due to gravity changes
Please help quickly. Just tell me the color so you dont have to type it out
What information does the periodic table give you?
Someone please help me if right I’ll give you 5$
Answer:DId you even read it you have to that in your lab class and says you need other information aint no way i can answer that
Explanation:
1. Using D10W and a vial of NaCl 4 mEq/mL, how many mL of NaCl are needed to prepare 250 mL of a
D10/NS solution?
a. 4.8mL
b. 9.6ml
c. 19.6mL
d. 154mL
To prepare 250 mL of a D10/NS solution using D10W and a vial of NaCl 4 mEq/mL, you would need 9.6 mL of NaCl. Normal saline (NS) contains 154 mEq/L of sodium chloride (NaCl). To prepare 250 mL of NS, you would need 250 mL * (154 mEq/L) = 38500 mEq of NaCl. Since the vial of NaCl contains 4 mEq/mL, you would need 38500 mEq / (4 mEq/mL) = 9625 mL = 9.6 mL of NaCl. So the correct answer is b. 9.6ml.
Which of Earth’s spheres do humans impact and how?
Answer:
Humans (biosphere) harness energy from the water (hydrosphere) by having it spin turbines (lithosphere) to produce electricity.
Explanation:
Answer all questions pls
1) How does the cryosphere help regulate Earth's temperature?
2) What kind of organisms are found in oceanic trenches? Describe.
3) Explain how an Estuary can support a wide variety of food webs.
4) List out and describe the factors that help meteorologists forecast weather.
Answer:
1) The cryosphere contains the frozen parts of the planet. This sphere helps maintain Earth's climate by reflecting incoming solar radiation back into space. As the world warms due to increasing greenhouse gases being added to the atmosphere by humans, the snow and ice are melting.
2) Organisms like the Frilled Shark, Giant Spider Crab. Atlantic Wolffish Pair, Fangtooth Fish, Six-Gill Shark, Giant Tube Worms, Vampire Squid, Pacific Viperfish. But there are most likely archaeabacteria which are prokaryotic bacteria or single-celled organisms. A Prokaryotic cell does not contain a nucleus. It only contains one chromosome and is a single-celled organism. It was the only form of life on earth for millions of years. Examples of a Prokaryotic cell are the different types of bacteria present today.
3) Many different types of plant and animal communities call estuaries home because their waters are typically brackish — a mixture of fresh water draining from the land and salty seawater. This unique combination of salty and fresh water creates a variety of habitats. Estuaries are full of decaying plants and animals. This makes the soil of estuaries rich in nutrients. Because the soil is so rich, lots of different plants grow in estuaries. The plants attract lots of different animals to the estuary and those animals attract other animals to the estuary.
4) Temperature, humidity, precipitation, air pressure, wind speed, and wind direction are key observations of the atmosphere that help forecasters predict the weather. These same factors have been used since the first weather observations were recorded. Observational data collected by doppler radar, radiosondes, weather satellites, buoys and other instruments are fed into computerized NWS numerical forecast models. The models use equations, along with new and past weather data, to provide forecast guidance to our meteorologists. The three main factors of weather are light (solar radiation), water (moisture) and temperature.
Explanation:
U dont have to copy and paste this put these are some ideas to use for ur answers
Question: Describe how a river changes the earth´s surface. please explain in your own words, might be reported if answer is c o p y r i g h t
Answer:
Answer down below
Explanation:
Through the processes of erosion and deposition, rivers and streams can drastically alter the Earth's surface. ... The rushing water of rivers helps to carve new features into the surface of the Earth.
help pls i will give brainlest
Answer: its 5ft tall and 12 inches
Explanation:
What is one example of a scientific model? (this is science I don't know why can't find it on "pick a subject" so yeah)
Answer:
Explanation:
I’ll try helping
?What statement best describes the arrangement of the atoms in an ethylene molecule?
Calculate the ratio of H+ ions to OH– ions at a pH = 6. Find the concentration of H+ ions to OH– ions listed in Table B of your Student Guide. Then divide the H+ concentration by the OH– concentration. Record this calculated ratio in Table A of your Student Guide.
What is the concentration of H+ ions at a pH = 6? mol/L
What is the concentration of OH– ions at a pH = 6? mol/L
What is the ratio of H+ ions to OH– ions at a pH = 6? :1
Answer:
1:1 ratio
Water (H2O) splits into Hydrogen Ions (H+) and Hydroxyl Ions (OH-). When there are equal parts of Hydrogen Ions (H+) and Hydroxyl Ions (OH-) leading to a 1:1 ratio, pH is neutral (7).Explanation:
The concentration of H + ions at pH 6. The concentration of H + can be deduced by the formula pH = - log H + ==> H + = 10 ^ (- pH) ...
Concentration of -OH at pH 6. The concentration of -OH can be calculated from pOH: pOH = 14 - pH = 14 - 6 = 8. ...
Calculation of the ratio H + / -OH:
please help me 7th grade science
When a chemical reaction occurs, what happens to the atoms of the two substances? Provide an example from the Sim (on Amplify) as evidence to support your answer.
When a chemical reaction does not occur, what happens to the atoms of the two substances? Provide an example from Sim as evidence to support your answer.
Answer:
Explanation:A chemical response is a chemical transformation in which two chemicals combine to create a third component.
(i) Adding diluted acid to an active metal causes the test tube to heat up and hydrogen gas to escape, which results in the production of heat.
(ii) When diluted hydrochloric acid is added to silver nitrate, AgCl, a white precipitate, results.
(iii) When water is added to quicklime, the mixture boils and produces heat along with a hissing sound.
(iv) Thermal breakdown of mercury oxide - Mercury turns from red to a metallic silver tint as a result of this process.
What is an ellipse please help)
In mathematics, an ellipse is a plane curve surrounding two focal points, such that for all points on the curve, the sum of the two distances to the focal points is a constant. As such, it generalizes a circle, which is the special type of ellipse in which the two focal points are the same.
Maybe they might use that math thing for Science.
How to work out the relative mass of potassium? What is the calculation? ( explained very easily )
Answer:
39
Explanation:
Relative mass does not need to be calculated as it is listed on the periodic table. Potassium's relative atomic mass is around 39.
I'll give Brainliest!!!
Which of the following is not a physical change?
A.sublimation of iodine C. tearing a piece of cloth
B. burning of wax in a candle D. dissolving sugar in a tea
Answer: B. Burning of wax in a candle
Explanation: Burning of wax is a chemical change due to the combustion of fuel in the presence of oxygen to produce carbon dioxide. A physical change part of it is when the wax of candle melts and the shape is lost.
How is the stimulus concept currently in our lives? (Ivan Pavlov)
Answer:
A stimulus is anything that can trigger a physical or behavioral change.
QUESTIONS FOR A PROJECT ( WILL GIVE BRAINLIEST )
What are some limitations of a chemical formula ?
How are elements arranged on the Periodic Table of Elements ?
Why are some elements very reactive while others are unreactive ? ( Please provide a Evidence-based Explanation if you can )
Answer:
1 Answer. Following are the limitations of a chemical equation: (i) A chemical equation does not tell us the physical state of the reactants and the products in the reaction. (ii) It does not tell us the actual concentration or dilution of the reactants used in the reaction.
Explanation:
Hope It Help you
URGENT!!!! how do you balance this equation?
Answer:
Oh the screenshot lol
Explanation:
A man is traveling on a camel through the desert. The Camel travels 25 miles in 5 hours. What is the average speed of the camel?
Answer:
5mph
Explanation:
25/5=5
science help please 20 points
Answer:
1. Earth
2. Sun
3. Sun
4. Earth
5. Earth
6.Sun
7. Earth
Explanation:
I'm a lil sus of 3 and 6 but I'm pretty sure it's right.
Around 1997 there was an abrupt ______ degree F jump in temperature of coastal water
Answer:
different climates
Explanation:
A 10-ft moving truck has a volume capacity of 402 cubic feet, which is equivalent to 1.138 x 10^7 milliliters. What
mass of silver, in megagrams, will fit in this moving truck? The density of silver is 10.49 g/mL.
_________ Mg (input numerical answer only)
Answer: The mass of silver is 1.19 X 10^14 M g
Explanation: The volume of the truck is 402 cubic feet or 1.138 x 10⁷ mm.
The density of silver is 10.49 g/mL.
We need to find the mass of silver that will fit in this moving truck. Density equals mass divided by volume. So,
d= m/v where m= mass m= d x VM=10.49 g/mL X 1.138 X 10∧7 mLM=119376200 g 1 gram=10⁻⁶ Megagram 119376200= 1.19 X 10^14 Mg hence the mass of silver is 1.19 X 10^14 M g hopefully this will help you please mark me as brainlist
Why are most plants that grow in the tundra small with thin, wax-covered leaves?
The plants need to be able to grow in sandy soil.
The plants need to be able to grow in sandy soil.
The plants need to survive the hot temperatures in the summer.
The plants need to survive the hot temperatures in the summer.
The plants need to survive the year-round dry conditions.
The plants need to survive the year-round dry conditions.
The plants need to be able to grow in the moist, humid air.
Answer:
The answer is (The plant needs to be able to grow in sandy soil, survive in hot temperatures, and year round conditions.)
Explanation:
If you have any questions please ask me! :)