How many moles of hydrogen (H) is present in 9.8g of water. atomic weight  H= 1 O= 16

Q: 8. How many oxygen atoms are contained in 5.25 g of NO2 gas?

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Q: How many moles of Carbon (C) will be formed, given 0.1175 moles of Silicon (Si)? * 2 CO + 1 Si –1…

A: The mole is the measurement unit for the quantity of the material in the International System of…

Q: How many moles of Ca(OH)2 are present in 370.47 grams of Ca(OH)2?  2  3  5  6

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Q: 16. How many grams of water (18.02 g/mol) would contain 5.64 x 1024 hydrogen atoms? c. 84.4 g d.…

A: Given, Number of H atoms = 5.64*1024 atoms

Q: Considering the chemical equation below 4 NH3 + 5 O2 -4 NO + 6 H20 Suppose a vessel contains 6.45 g…

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Q: How many atoms are present in a 50 gram sample of Ca (#20)? O 8.33 x 1023 atoms O 1.5 x 1024 atoms O…

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Q: Equivalent weight of Al(OH)3 is а. 39 g O b. 27 g O c. 78 g O d. 26 g

A: Option d) 26 g

Q: Calculate the number of moles in sample. 25.2 kg C2H2

A: Mass of C2H2 in sample  25.2 kg Then molar mass of C2H2 is calculated Then by using mass and molar…

Q: Use the References to access important values it needed for a. How many ATOMS of carbon are present…

A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…

Q: Calculate the mass percent of 0.485 g of H, which reacts with oxygen to form 2.32 g H2

A: Formula to be used to calculate mass percent of hydrogen  is given  below Mass  % of hydrogen = mass…

Q: B How may oxygen atoms are in 225 g of oxygen gas? 4.23 x 102+ b. 6.84 x 10²4 8.47 x 10²4 1.69 x…

A: To calculate the number of oxygen atoms in 225 g of Oxygen gas.

Q: When the substance shown below burns in oxygen, the products are carbon dioxide and water. How many…

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Q: What is the mass of 4.63 x 1012 atoms of Fe? O 2.73 x 10-10 g O 4.29 x 10-10 g O 9.76x 10-10 g O…

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Q: An aluminum-containing compound has the formula Mg, Al,0, and is 44.98% oxygen by mass. What is the…

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Q: Citric acid, C HO,, is found in many fruits How many H atoms are contained in 0.1g of citric acid…

A: Given data contains, Mass of citric acid is 0.1 g. Molar mass of citric acid is 192.124 g/mol. The…

Q: Given the chemical reaction N₂ + 3H₂ → 2NH3 Determine the largest mass of NH3 that could be produced…

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Q: How many grams of oxygen are needed to produce 95.6 g of aluminum oxide? ____Al(s) + ____O2(g)…

A: Given, Amount of Al2O3 produced = 95.6 g Formula Used,

Q: How many grams of water (18.02 g/mol) would contain 6.54 x 1024 hydrogen atoms

A: Avogadro number = 6.022 x 1023.

Q: Citric acid, C,H,0,, is found in many fruits How many O atoms are contained in 100. mg of the acid?…

A: According to avagadro's law1 mole of any molecule contains 6.023×1023 moleculesBy using this law we…

Q: 34. How many grams of water, H2O, can be produced by the reaction of 8 O2, and 8 grams of hydrogen,…

A: Here, we have to find the mass of water that can be produced by the reaction of 8 grams of oxygen…

Q: How many grams of Na2SO4 contain a total of 4.27 x 1019 atoms? O 1.64 x 10-8 g O 2.37 x 10-11 g O…

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Q: Use the average atomic mass to calculate the number of moles of the element present in 8.15g of…

A: Given , Mass of Neon= 8.15 g Average atomic mass of Neon= 20.18 g/mol

Q: nat is the mass in mg of one billion water molecules? a. 1.09 x 1016 mg b. 2.99 x 10-14 mg C. 2.99 x…

A: 1 mol of a molecule is equal to 6.023×1023 number of molecules. The number 6.023×1023 is called the…

Q: What is the mass percent of oxygen in water: 33.3% 5.60% 88.8% O 11.2%

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Q: If carbon has a molar mass of 12g and oxygen has a molar mass of 16g. What is the molecular mass of…

A: Consider the given information is as follows: Molar mass of carbon = 12 g Molar mass of oxygen = 16…

Q: How many liters of NaOH are present in 4.6 x 10^26 atoms of NaOH

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Q: 10.6 g of anhydrous sodium carbonate combines with 18g of water to form hydrated sodium carbonate…

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Q: What is the mass of 0.5 mole of nitrogen gas? O 1.20 x 1023 O 28.0 g O 14.0 g O 6.02 x 1023 3.01 x…

A: The mass of one mole of the substance is called molar mass. Therefore, the mass of any substance 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: A certain compound X is composed of 70.53% carbon, 13.02% hydrogen, and the remainder is nitrogen.…

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Q: 1. How many grams of Xe are present in 1.11 grams of xenon trioxide ? grams Xe. 2. How many grams of…

A: Xenon trioxide is a compound composed of two xenon atoms in +6 oxidation state and three oxygen…

Q: Which contains more sulfur: 10g BaS or 9.5g MgS?

A: We have to determine which contains more sulfur: 10g BaS or 9.5g MgS

Q: How many grams of P are present in 2.92 grams of phosphorus triiodide ?

A: Molar mass of phosphorus triiodide (PI3) = 411.6872 g/mole Number of moles of phosphorus triiodide…

Q: What is the mass, in grams, of 6.52 moles of hydrogen gas? Select one: a. 3.93e24 g b. 13.1 g c.…

A: The mass of hydrogen gas is calculated as shown below where n is the number of moles and M is the…

Q: Calculate the mass of 1.92 x 1018 atoms of Mg. O 2.73 x 10-10g O 2.16 x 10-10 g O 1.62 x 104g O 1.08…

A: Given,  1.92x1018 atoms of Mg  We know that,  1 mol = 6.023x1023 atoms

Q: What is the mass of 3.65 moles of sodium bicarbonate? 307 g 87.8 g O 486 g O 84.0 g O 106 g

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Q: them from smallest to largest by mass. 0.75 mol H20(liq) 7.0 g N2(g) 0.55 mol Ar(g) 0.45 mol N2(g)

A: Mole of a substance or a mole of a particles is defined as exactly 6×10^23 particles which may be…

Q: Determine the mass percent of cuco3 in a sample that contains 5.74 g of Cuo and 1.69g of CuCO3

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Q: The chemical formula for baking soda is provided. NaHCOз How many atoms of carbon are present in…

A: Answer - The correct option is (C) The chemical formula of  baking soda is NaHCO3 Number of atom of…

Q: What is the mass of a 5.521 mole sample of MgCl2? O 17.26 g O 100.7 g O 525.7 g O 256.1 g

A: The given substance contains 5.521 moles of MgCl2. The mass of magnesium chloride can be determined…

Q: Which contains more atoms? 10g of He 10g of H2O 10g of Ca

A: Given, 10g of He 10g of H2O 10g of Ca

Q: Calculate the mass of 1.92 x 1018 atoms of Mg. O 1.62 x 104g O 2.73x 1010g O 7.75x 10-5 g O 1.08 x…

A: We have to predict the mass of given atoms of Mg.

Q: If 1 mole of water have 20.0 g of H2O, calculate the number of molecules. (molar mass H=1, O=16)…

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Q: What amount (moles) of  SO3 is represented by 2.00 kg of sulfur trioxide

A: 32.5 mole of SO3 is represented by 2.00 kg of sulfur trioxide.

Q: 1. How many moles of hydrogen gas (H2) would contain 2.4 x 1024 hydrogen atoms? а 2 b 5 C 3 d 4°

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Q: Consider 11.5 g Na2SO4. a. Determine the number of moles of Na2SO4. b. Determine the number of Na +…

A: A numerical problem based on mole concept, which is to be accomplished.

Q: What is the mass of 4.63 x 1012 atoms of Fe? O 8.96 x 10-10 g O 4.29 x 10-10 g O 2.73x 10-10g O 1.62…

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Q: How many moles of S are in one mole of Al2(SO4)3? O 4 mol S O 1 mol S O 3 mol S O 2 mol S

A: H2 -----> 2H  1 mole of hydrogen gas contains 2 mole of atomic hydrogen  NH3 ------> N + 3H  1…

Q: 8+83= %3D Oxygen Carbon %3D

A: Combination reaction: A combination reaction is a type of chemical reaction in which two reactants…