Calculate the molecular weights for NH3NH3 and SF6SF6. How many grams of NH3NH3 are needed to provide the same number of molecules as in 0.350.35 g of SF6SF6?

Q: What is the mass in grams of 7.54 x 1025 molecules of Br2?

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Q: The ratio of Molar masses of C6H1206 and Water is O 180:10 O 342:18 O 1:10 O 10:1

A: Molar mass: It is defined as the mass in grams of one mole of any substances. Units of molar mass…

Q: What is the mass (in grams) of 1.25 x 10^22 molecules of SeO2?

A: 1 mole of any species contains Avogadro's number i.e. 6.023 × 1023 of its constituent particles…

Q: Starting with the following equation, KOH(s) + CO2(g) → K¿CO3(s) + H¿O(1) calculate the mass in…

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Q: (b) If 81.00 g of water (H20) is formed during this reaction, what mass of BaO was used?689.98g

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Q: What mass of silver oxide, Ag2O, is required to produce 25.0 g of silver sulfadiazine, AgC10H9N4SO2,…

A: Given:  Mass of silver sulfadiazine to produce = 25 gm

Q: 1. 84 g of CsH&O6 contains 6.02 x 1023 molecules.

A: Molar mass of C5H8O6 = 5×12 + 8×1+ 6 × 16 = 164 g 1 mol of any substance contains= 6.022×1023…

Q: 12) How many grams of hydrogen are in 22.9 g of C6H12O6?

A: Given information,     Mass of glucose is 22.9 g. There are six moles (or 12 atoms) of hydrogen in…

Q: What is the molar mass of N2O4? Na2SO4? C6H10O2?

A: 1. Molar mass is a quantitative method to calculate the total mass of all the atoms associated for…

Q: What is the molar mass of the following compounds?     N2H4                                     b.…

A: The molar mass of a substance can be defined as the mass of that substance present in one mole. It…

Q: 1. Convert 25.2 g into mg. (1000 mg = 1 g) 2. Convert 3 x 105 g into kg. (1000 g = 1 kg) 3. What is…

A: Since you have posted multiple questions, we are entitled to answer the first three only.

Q: How many moles of Fe(NO3)2 are present in 32.176 g Fe(NO3)2?

A: Molar mass of Fe(NO3)2 = 56 + (14+ 16x3) x 2 = 56 + 124 = 180 g/mol Given mass of Fe(NO3)2 = 32.176…

Q: What mass of water is contained in a 5.398_g sample of Na22CO3.10H2O?

A: The mass of the sample is 5.398 g.The molar mass of Na2CO3.10H2O is 286 g/mol.The mass of water in…

Q: If the decomposition of a sample of KClO3 produces 3.29 g of  O2, what was the mass (g) of the…

A: Write balanced equation

Q: Determined the mass percentage of hydrogen in CH4 and C4H10?

A: Molar mass is defined as average mass of atoms present in the chemical formula. It is the sum of the…

Q: What is the formula mass of CaSO4·½H2O?

A: Given, Formula mass of CaSO4·½H2O = ? Note: Atomic mass of Ca = 40.078 g/mol Atomic mass of S =…

Q: The reaction of 890. g each of NH3 and O2 was found to produce 668 g of NO. 4 NH3(g) + 5 O₂(g) → 4…

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Q: What is the molar mass of (NH,),Cr207? 300 g a 250 g 266 g C 252 g

A: Given compound is (NH4)2Cr2O7  Molar mass of N = 14 g Molar mass of H = 1 g  Molar mass of Cr = 52 g…

Q: How many grams will 8.53 x 1023 molecules of C6H12O6 (180.16 g/mol) weigh?

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Q: what is the percentage composition of oxygen of potassium sulfate,K2S04?

A: Since, Molar mass of K2SO4= 174.259 g mol-1 Molar mass of O = 16 g mol-1 %O = ?

Q: How many grams of water could be made from 5.19 mol H2 and 3.86 mol O2?

A: Since you have posted more than one question,we can solve only first question for you. If you want…

Q: The number of grams of 1.38 x 1022 molecules of C12H22011 is: 0.0229 g 7.84 g 342 g 2.29 g

A: Avogadro's  number gives the number of atoms, molecules or ions in one mole of the substance and it…

Q: If 1.5 moles of carbon dioxide, CO2, was produced, how many grams of water was also produced= CH1206…

A: Recall the given reaction        C6H12O6s + 6O2g → 6CO2g + 6H2OgHere 1.5 moles of CO2 was…

Q: Calculate the mass in grams of 1.25 x 1023 molecules of carbon monoxide. O 5.82 g carbon monoxide O…

A: A mole is basic unit (atom/molecule / ion).

Q: How many grams of O2 will be consumed during the formation of 13.67 grams of Fe2O3? Report your…

A: Mass of Fe2O3 = 13.67 g

Q: What is the mass in grams of 1.44 × 10²⁵ molecules of I₂?

A: The number of moles of a substance is determined as the number of molecules, atoms or ions upon the…

Q: The ratio of Molar masses of C6H1206 and Water is O 1:10 342:18 O 10:1

A: Molar mass for any compound is the mass of 1 mole of compound. The atomic mass of each element is…

Q: How many grams of NO2 are needed to make 1.5 g of N2?

A: Given :- mass of N2 = 1.5 g  To calculate :- mass of NO2 (in grams)

Q: What is the empirical formula of C6H10O2?

A: The C6H10O2 is Allyl glycidyl ether.  Empirical formula of a chemical compound is the simplest…

Q: What is the mass, in grams, of 0.500 moles of sulfur trioxide (SO3) molecules? O 40.0 g O 160. g O…

A: Given here the number of moles of sulfur trioxide = 0.500 moles  we are asked to calculate the mass…

Q: What mass of oxygen would be required to convert 4.00 g of sulfur into sulfur trioxide (SO3)?

A: Given, amount of sulfur =4.00 gramwe are asked to calculate the mass of oxygen would be required…

Q: what is the total mass of 5 x 1022 molecules of MgCl2 (molar mass of MgCl2 = 95.2 g/mol) %3D O 7.9 g…

A: The total mass of 5 x 1022 molecules of MgCl2 to be determined.

Q: How many moles of CCL4 are present in 7.65 X 1045 molecules of the compound? W mass of this amount…

A: Given: The number of molecules of CCl4 is 7.65×1045. The number of moles and mass of CCl4 is to be…

Q: 1. Calculate the number of moles of chlorine in 2.34 x 1019 molecules of chlorine.

A: The question is based on mole concept. we have to calculate number of moles in given molecules of…

Q: What's the mass in grams of 1.02 x 1022 molecules of nitric acid (HNO3)? O 1.07 g O 63.0 g O 37.2 g

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Q: What is the total mass of oxygen contained in 5.2 g of benzoic acid (C6H5COOH)?

A: This is mole concept reactions

Q: What is the mass of 5.27 x 1021 water molecules ? 6.75 g 5.27 g 0.158 g 1.25 g

A: 1 mole of any substance contains 6.023 × 10^23 molecule of constituent atoms , ions. 6.023× 10^ 23…

Q: The percentage composition of acetaldehyde is 54.5% C, 9.2% H, and 36.3% O, and its molecular mass…

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Q: how many grams of N are needed to combine with O to make 250 g of N2O4?

A: The number of moles of a species is calculated by expression (1), in which, n is the number of…

Q: What is the molar mass of Mg3(PO4)2, a substance formerly used in medicine as an antacid? 251 g…

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Q: What is the mass percentage of O in C₃H₈O₂? Provide an answer to two decimal places.

A: We have to find the mass % of O in C₃H₈O₂ As,  Atomic mass of C = 12 g mol-1 Atomic mass of H = 1 g…

Q: Calculate the mass (in kilograms) of chlorine in 25 kg of chlorofluorocarbon (CFC). CFCl3

A: Formula-Stoichimetry :  From the formula of a molecule Stoichimetric amount of molecule will react…

Q: What is the mass (in grams) of 5.72 x 1023 molecules of CS2? O a. 157 g CS2 b. 207 g CS2 O c. 187 g…

A: Ans)         CS2  molecular weight = 76g  One mole of CS2 contains 6.023×1023            molecules

Q: How many moles of SF6 are present in 1.223 g of SF6

A: Given 1.223 g of SF6 We have to determine moles of SF6 are present in 1.223 g of SF6

Q: What mass, in grams, of NO2 is needed to form 182.9 g of NO? Assume excess water.  3NO2(g) + H2O(l)…

A: Mass of NO = 182.9 g Mass of NO2 = ? Molar Mass of NO = 30.01 g mol-1 Molar Mass of NO2 = 46.005 g…

Q: What is the mass in grams of 2.8 moles of LizSO4? O 307.86 g O 61.95 g O 225.2 g O 109.95 g

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Q: What is the mass of 1.36 x 1022 molecules of HCI? O 36.5 g 1610 g

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Q: Calculate the mass (in kilograms) of chlorine in 25 kg of chlorofluorocarbon (CFC). CF3Cl

A: The given data contains, chlorine = 25 kg.

Q: 4. What mass of Cu(10,); can be formed from 0.5000g of Cuso, SH,0?

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Q: Starting with the following equation, Fe₃O₄(s) + CO(g) → Fe(l) + CO₂(g) calculate the mass in grams…

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Stoichiometry

Stoichiometry is a chemical division that evaluates the quantitative content of the chemical process with the help of the reacting molecules or products taking part in the reaction. The term “stoicheion” in “Stoichiometry”, is an old Greek term for "element" whereas “metron” means "measure".