many moles are in 3.46 x 10^22 molecules of phosphoric acid?

Q: How many moles are in 1.79x10^24 molecules MgCl2?

A: No. of moles = given no. of particles/Avogadro number

Q: Calculate the number of grams of Al in 371g of Al^2O^3 (Aluminum Oxide)

A: Given, mass of Al2O3 = 371 g Molar mass of Al = 26.98 g/mol Molar mass of Al2O3= 2(26.98) +…

Q: What is the mass in grams of 0.415 mmol POCl3?

A: Given: mmol of POCl3=0.415mmol

Q: How many grams are there in 7.50 × 10 ^ 23 molecules of hydrochloric acid? 45.4 g

A: Firstly, we have to convert the given molecules to the moles and to go from molecules to moles…

Q: Determine the number of moles in 4.21 x 1023 molecules of CaCla STARTING AMOUNT

A: Number of moles is basic unit of amount of substance.

Q: How many moles in 4.006x10^-2 grams of magnesium hydroxide?

A:

Q: How many grams are in 3.01 × 1024 molecules of (NH4)2SO4?

A: Given,Molecules of NH42SO4 = 3.01 × 1024Required,                   Grams of NH4SO4 .

Q: A mixture is 19.9% NaCl, 21.0% CaCl2, and 59.1% NaBr. What mass of the mixture contains 0.485 moles…

A: mass of the mixture that contains 0.485 moles of chloride ions moles of sodium ions present in 24.0…

Q: Calculate the mass in grams of 1.39x10^24 molecules of methanol. The chemical formula for methanol…

A: We are given 1.39×1024 molecules of ethanol are present and we have to calculate the mass in grams…

Q: Aqueous hydrobromic acid  HBr  will react with solid sodium hydroxide  NaOH  to produce aqueous…

A: Given information,      0.809 g of hydrobromic acid is mixed with 0.55 g of sodium hydroxide

Q: A sample of CH 3 F contains 2.71 * 10 ^ 24 molecules. How many moles of CH 3 F are present?

A: Since moles of any molecule = number of molecule / Avogadro's number  Avogadro's number = 6.022 X…

Q: Molarity is used to measure concentration in chemistry. What are the two units used that make up…

A: -> Molarity is number of moles present in one Litere of solution.                          (or)…

Q: Complete the table below for calculating the molar mass of the ionic compound silver sulfide.…

A: For determining molar mass of a compound we need to know the formula of the compound.

Q: Straight-chain, saturated carboxylic acids, a class of hydrocarbons, has the general formula…

A: We have to find the percentage by mass of C in a carboxylic acid.

Q: How many molecules (not moles) of NH3 are produced from 8.33×10−4 g of H2?

A: The balanced chemical reaction for the formation of NH3 from H2 and N2 can be written as follows:

Q: A person drinks 1.50 × 103 g of water, H2O, per day. How many moles is this?

A: Given,Mass of water = 1.50×103 gMolar mass of water is 18.015 g/mol

Q: Determine the quantity in moles of Ag that are in 43.6 grams of Ag20.

A:

Q: A 2.69 gram sample of a KCl and KClO3 mixture was found to contain 0.01268 mol of KClO3. What is the…

A: It is a problem based on general chemistry. Here we will find the percent of KClO3 in the mixture by…