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Calculate the number of atoms in 18.34 grams of sulfur. Answers in scientific notation PLZ HELP!!
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How many grams are present in 2.5 moles of silicon
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pls help How many atoms do you have for each element in CHO?
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Explain how natural resources are identified and why natural recourses are in evenly distributed.
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Energy changes WITHIN an energy type is called what?
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What volume will a gas occupy at 325 K if it occupies 5.8 L at 376 K? Assume the moles and pressure of gas are held constant A) 2.89 L B) 3.76 L C) 5.01 L D) 6.73 L
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What kind of reaction is symbolized by AB + C CB + A?A. Single replacementaB. Double replacementC. DecompositionD. SynthesisSUBMIT
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Use this equation for the next question:2NaOH + H2SO4 Na2SO4 + 2H20If a reaction produces 0.75 moles Na2SO4, how many moles of NaOH were used?0.75 moles NaOH2 moles NaOH.375 moles NaOH1.5 moles NaOH
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Magnesium ions for ionic bonds with fluoride ions in a 1:2 ratio. Explain how electrons are transferred between atoms and how the ionic bonds form in this compound.
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Samples of different materials, A and B, have the same mass, but the sampleof A is higher in density. Which statement could explain why this is so?A. The sample of material A has greater volume than the sample ofmaterial B.B. The particles that make up material B are more closely packedtogether than the particles that make up material A.C. The particles that make up material A have more mass than theparticles that make up material B.D. The particles that make up material B have more mass than theparticles that make up material A.SUBMI
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What happens during the process of a cellular respiration?
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help ? if yk the answer ? please help k
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Joaquin tells his science class that galaxies consist of gas, dust, and many planets. What is the most important component of galaxios Joaquin is missing in his description?astero decometsconstellationsStars
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How many cells are a result of Meiosis?
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PLZ HELP ASAP WILL GIVE BRAINLISTS TO RIGHT ANSWER How many molecules of carbon dioxide are in 12.2 L of the gas at STP?A) 3.28 x 10^23 moleculesB) 5.01 X 10^23 moleculesC)2.24 x 10^23 moleculesD)8.12 x 10^22 molecules
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Which statement below is TRUE about COMPOUNDS? * a) Compounds are made up of the same type of atoms. b) Compounds are made up of only 1 atom. d) Compounds are made up of different atoms stuck together. d) Compounds can only contain 2 atoms.
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Which element is in the same period as Potassium (K) and in the samegroup as Flourine (F)?O A. Bromine (Br)O B. Oxygen (O)O C. Selenium (Se)O D. Argon (Ar)
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PLZ HELP I WILL GIVE BRAINLISTS TO RIGHT ANSWER2KCIO3 2KCI+ 302How many moles of oxygen are produced by the decomposition of 5.0 moles of potassium chlorate?A )7.5 mol O2B )5.0 mol O2C )2.5 mol O2D )9.0 mol O2
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The decomposition of 65.9 g ammonium nitrate yields how many liters of dinitrogen monoxide at 2.65 atm and 303 k?(N= 14.01 g/mol, H= 1.008 g/mol, O=16.00 g/mol) NH4NO3(s) -> N2O(g)+2H2O(g)Hint: R = 0.0821 L atm/(mol K)
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What information does a life-cycle diagram of a product contain? a) Only information about the materials used to make the product b)Information about the entire process of making a product from start to finish c) Only information about the recycling process used for that material d) Only information about how the product is made in a factory
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What is an ecosystem? ?
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Can you guys help me I have missing assignments and I need help.
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The picture below is of oxygens bonded together. This forms a...a) moleculeb) elementc) molecular compoundd) atom
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What kind of solid tends to have the lowest melting points?
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