How many molecules are contained in a glass that holds 490 g of water? How many moles does that correspond to? x 10 molecules water mol water

Q: If 0. 274 moles of a substance weighs 62.5 g, what is the molar mass of the substance, in units of…

A: Given- Moles of substance =0.274 moles  Weight of substance= 62.5 g

Q: Which of the following contains the smallest number of molecules? 1. 5.0 g N2 2. 5.0 g CO2 3. 5.0 g…

A: Firstly calculate the of number of mole of each compound from given formula: where as n = number of…

Q: Convert 8.04 x 1021 molecules/formula units of X4Z4 into grams of the same compound. (Assume that…

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Q: How many molecules of oxygen are in 150 g of oxygen? 05.6 x 1024 O28х 1024 О5.6 x 1022 O1.4 x 1024…

A: Given: Mass of Oxygen= 150g To Calculate: Molecules of  Oxygen

Q: How many molecules are in 0.200 g CO2? C= 12.01 g/mole and O = 16.00 g/mole

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Q: What is the mass in grams of 0.699 moles of glucose, C6H12O6 ? A. 0.00388 g B. 67.1 g C. 126 g D.…

A: Mole: It is defined as the unit for measurement of the amount of substance in the International…

Q: One carrot may contain 0.63 mg of vitamin A (C20H30O). How many moles of vitamin A is this? x 10 mol…

A: Molar mass of Vitamin A = 286g/mol Mass of vitamin A= 0.63mg=0.00063g Moles= (0.00063/286) mol=…

Q: 39. Calculate the number of molecules present in each of the following samples. a. 4.75 mmol of…

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Q: complete the following table for tnt trinitrotoleune

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Q: Ethanol has a molecular formula C2H5 A sample of ethanol has a mass of 2.3 grams. The sample was…

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Q: Convert 7.22 x 1021 molecules/formula units of X,Z6 into grams of the same compound. (Assume that…

A: 1 mole = 6.022×1023 [ Avogadro's number ] The mass of one mole molecules of the substance is called…

Q: How many molecules are contained in a glass that holds 490 g of water? How many moles does that…

A: The mass of one mole of molecules is known as molar mass. We know that the molar mass of water is…

Q: Convert 6.92 x 1024 molecules of CO2 to grams CO2.

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

Q: How many moles are in 5.78 x 1023 molecules CO,?

A: Given :- number of molecules of CO2 = 5.78 × 1023 molecules  To calculate : number of moles of CO2…

Q: Attached is an example of mole ratio's from my chemistry class. Could you explain the break down of…

A: We have the reaction 2H2 + O2 ---> 2H2O Here we can see that we need 2 H2 molecules to react with…

Q: How many molecules are in 30.2 g of butane (C4H10)? O a. 3.13 x 10 e23 molecules O b. 31.3 x 10 e23…

A: Given: Mass of butane= 30.2g To find: The number of molecules

Q: A chemical compound has a molar mass of 110.93 g/mol. How much would 3.57x 1022 molecules of this…

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Q: How many atoms are in the 156 mL of ethanol? (density = 0.79 g/mL) (Molar mass: 46.07 g/mol)…

A: The molecules that present inside any substance can be determined by calculating the number of…

Q: A Compound having an approximate molar mass of 165 - 170g has the following percentage composition…

A: There are four compounds hydrogen carbon oxygen nitrogen

Q: C6H12O6  +  6O2 →  6CO2  +  6H2O How many grams of glucose are burned to produce the 6 moles of…

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Q: Consider the mixture of Cl2 and F2 in a closed container as illustrated below. What will the…

A: The reaction taking place is given as, => Cl2(g) + 3 F2(g) → 2 ClF3(g)

Q: 37 x 1019 molecules CH3NH2 contains how many moles of carbon?  CH3NH2 (g) +   O2 (g) →   CO2 (g) +…

A: Since given molecular formula of compound is CH3NH2 which shows that it has one caron atom or one…

Q: How many moles of pentane (C 5H 12) are contained in the following number of molecules? a. 5.00 × 10…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: Which of the following has the highest number of molecules? 1.0g F2 1.0g O2 1.0g Cl2 1.0g H2

A: One mole of a substance is equal to the mass of carbon-12 which contains 6.023 × 10²³…

Q: A cylinder of nitrogen gas (N2) weighs 550 grams. How many moles of nitrogen are present in the…

A: Molar mass of N2 = 28.0 g/ mol

Q: Convert 9.83 x 1022 grams of X4Z4 into molecules/formula units of the same compound. (Assume that…

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Q: 1) What will you use to find a mole-to-mole ratio and how will you use a mole-to-mole ratio? 2)…

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Q: How many moles are in 4.75 x 1024 molecules of HCl?

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Q: The chemical formula for octane is: CH; (CH,),CH; 9. Calculate the molar mass of octane. Round your…

A: Octane is saturated hydrocarbon compound which is a component of gasoline i.e pertrol.  It is…

Q: cylinder contains 1.475 x 1024 argon atoms. How many moles of argon are there in the cylinder?

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Q: The coefficients in a balanced chemical reaction are commonly used in stoichiometry to: provide mass…

A: Answer

Q: How many moles are in 6.02 x 10^23 atoms of CO2?

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Q: Determine the number of moles in 4.21 × 10²³ molecules of CaCl₂

A: The mole is an amount unit that provides   measure of the number of atoms or molecules in a bulk…

Q: A chemical compound has a molar mass of 136.63 g/mol. How much would 2.46x 1022 molecules of this…

A: We know that,                1mole=6.023 x 10^23 molecules Also we knows,     1mole=molar mass of…

Q: How many total atoms are in 0.50 moles of CO2?   A:3.01 x 10^23 B:6.02 x 10^23 C:9.03 x 10^23 D:1.20…

A: Avogadro number (NA) The number that corresponds to 1 mole of a substance is called Avogadro number.…

Q: Provided you are given a balanced chemical equation   Where do you find the numbers we are to use…

A: For a given balanced chemical equation number of moles of substance is equal to stoichiometric…

Q: True or False? One mole of molecular O2 = 6.02 x 1023 O2 molecules. Mass of O2 in 100g of CO2 =…

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Q: many molecules are contained in each compound? a. 1.35 mol of carbon disulfide (CS2) b. 0.254 mol of…

A: Since you have asked multiple questions we are solving first question for you. For remaining…

Q: If 90.0  grams of isopropyl alcohol ( C3H7OH) burns in air, how many molecules of carbon dioxide…

A: Solution— Moles of isopropyl alcohol = mass of isopropyl alcoholmolar mass of isopropyl alcohol…

Q: One molecule of an unknown compound is found to have a mass of  4.61 x 10-22 g. What is the molar…

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Q: How many moles of each element are present in two moles of the compound? a. CH;COOH b. Al(NO3)3

A: To calculate the number of mole of atoms first of all we calculate the number of atoms of each…

Q: How many particles of bromine are in the quantities below? 1. 2.0 moles 2. 0.75 moles 3. 15 moles…

A: The given data: 6) The number of moles of bromine = 2 mole To determine = The particles of bromine…

Q: How many atoms are contained in 12 g of water? O 2.4 x 1024 O 1.2 x 1024 4.0 x 1023 O 1.3 x 1023

A: To calculate the number of atoms in 12 g of H2O Molar mass of H2O = 18 g/mole Now we calculate moles…

Q: What is the mass (in grams) of 3.2 x 1021 molecules of ibuprofen (C13H1802; molar mass 206.3 g/mol)?…

A: Given: The molar mass of ibuprofen = 206.3 g/mol We have to calculate the mass of 3.2×1021 molecules…

Q: For the chemical reaction   2KI+Pb(NO3)2⟶PbI2+2KNO32KI+Pb(NO3)2⟶PbI2+2KNO3   how many moles of…

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Q: What is the mass in grams of KCl that can be produced from 12g

A: The question is based on the concept of Reaction Stoichiometry.   We have to calculate the mass of…

Q: How many moles of Mg(OH)2 are present after the reaction is complete? Express your answer in moles…

A: Given 7.55 g of Mg(OH)2 reacted with 25mL of 0.195M HNO3  We have to tell the number of moles of…

Q: how many molecules are in the sample 2.0 g H2O? Express your answer using two significant figures.

A: Number of moles of water can be calculated as follows: No. of moles = MassMolar massNo. of moles =…

Q: How many molecules are present in 45g of fluorine gas, F₂? 2.71 x 1025 1.03 x 1027 7.13 x 1023 1.97…

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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".