Q: What mass (in grams) of vitamin C (C6H8O6) that contains 1.076 grams of carbons? Use mass percent
A:
Q: How many molecules are in 40g of helium?
A: The given weight of He is 40 g. The formula to calculate the number of moles is,
Q: How many moles of KBr are in 61.3 grams of KBr?
A: We are given with 61.3 grams of KBr and we have to calculate the moles of KBr present.
Q: How many moles are in 78.9g of HCl?
A:
Q: How many number of particles are in 5.0 g of table sugar?
A: Given, The number of particles are in 5.0 g of table sugar is:
Q: How many grams are in 5.00 moles of lead
A: The relation between mass and moles is given as:…
Q: How many liters are in 3.8 moles of Au?
A: Under standard pressure(1atm) and standard temperature(273k) one mole of ideal gas occupy 22.4L…
Q: What is the mass of the sample?
A: Formula :- q = mc∆T Where : q = heat enery m = mass of sample c = specific heat of the sample…
Q: Convert 29.5 g of ammonia to the amount in moles.
A: Convert 29.5 g of ammonia to the amount in moles.
Q: how many moles are equal to 31.54 liters of CO2 gas
A: At STP Pressure = 1 atm Temperature = 273 K Volume = 31.54 L Moles = ?
Q: 1. The formula for ibuprofen is C13H1802. How many moles of ibuprofen are present in 250.0-mg…
A: Here, we can answer only the first question which allows us to determine the number of moles of…
Q: How many cations are in 20.0g of Sodium pnosphate?
A: The formula of sodium phosphate is Na3PO4 Given: weight of sodium phosphate = 20 g
Q: sample of water has 2.15x1024 molecules. What is the mass of the sample?
A: Molecular weight of water = 18 g/ mol 1mol of any substance contain 6.023× 1023 number of…
Q: What is the mass of 10.8 moles of water in grams
A:
Q: How many moles are present in 67.6 grams block of ice?
A: The number of moles (n), mass (m) and molecular mass of a sample of a compound (M) are related as:
Q: How many moles are in 22 grams of argon
A:
Q: . The formula for ibuprofen is C3H1O2. How many moles of ibuprofen are present in 250.0-mg tablet?
A: Since you have posted multiple questions, we are entitled to answer the first only. Please repost…
Q: 1.00 g of benzoic acid corresponds to how many mmols of this compound?
A: Given that, 1.00 g of benzoic acid. We have to calculate the corresponds amount of benzoic acid in…
Q: 325.2 g sample contains 42.3% NaCl. How many grams of NaCl are in the sample?
A: Mass of the solution is = 325.2 g The concentration of the solution is = 42.3 % NaCl Mass of NaCl in…
Q: Find the moles of water given 45.00 grams of water?
A: Given, Mass of Water (H2O) = 45.00 g
Q: How many hydrogen atoms are in 1.0kg of water?
A:
Q: How many moles of C are in 25.9g of (C3H5)2S
A: Mole is the amount of the substance that contains the same number of particles or atoms or…
Q: How many grams of S are in 775g of SO2?
A: The mass of SO2 is = 775 g The mass of S in this amount of SO2 is =?
Q: What is the mass of strontium in grams in 118 g of strontium iodide?
A: Given in the question, Mass of SrI2 = 118 gm Molar mass of SrI2 = 341.42 g/mol No. of moles of SrI2…
Q: how many water molecules can a teaspoon hold?
A: Volume of 1 teaspoon = 4.93 mL Volume of teaspoon = volume of water = 4.93 mL = 4.93×10-3 L
Q: How many moles are in 100.0 g of gold? Show your calculations and answer with unit.
A: Given: Mass of Gold= 100 g To Calculate: Moles of Gold
Q: How many mles are present in 10g Sulfur Dioxide?
A: Number of moles=Given MassMolar Mass Given ; Given the mass of Sulfur Dioxide is 10 gram
Q: For an experiment, a student used 17.50 g sodium chloride. How many moles of sodium chloride did…
A: Number of moles of any substance can be calculated by using the formula : number of…
Q: How many moles are there in 425.0g of sodium chloride?
A: Given that : Mass of Sodium chloride = 425.0g Molar mass of Sodium chloride (NaCl) = atomic weight…
Q: 2. A 1.235 g sample of unknown strontium chloride hydrate was found to have 0.511 g of water…
A: Given : Mass of hydrate compound = 1.235 g And mass of water present = 0.511 g
Q: Convert 2.0 moles of water to grams
A:
Q: How many MOLECULES of water are present in 9.27 grams of this compound?
A: Given :- Amount of water = 9.27 g To calculate :- Number of molecules in the given amount
Q: moles
A:
Q: How many 325 mg tablets of aspirin are required to prepare 30 tablets of 10 grains?
A: Here we need to determine the number of 325 mg tablets required to prepare 30 tablets having 10…
Q: How many grams of F are in 245 g CaF2?
A: Given: 245 g CaF2
Q: How many water molecules are in a block of ice containing 1.50 mol of water (H2O)?
A: Given : Moles of water i.e H2O = 1.50 mol
Q: how many grams is 47.1% of 101.96g? What is the formula
A: percentage mass = ( mass / total mass ) x 100
Q: How many moles are in 24.4 g of C6H10S?
A: It is required to calculate the number of moles in 24.4 g of C6H10S, which can be done by using the…
Q: HOw many moles of propylene( C3H6) are in 25.0g of the substance?
A: Mole concept: The number of molecules or atoms present in the one mole of the substance is equal to…
Q: How many grams are in 4.6 moles of MgS?
A:
Q: How many moles of KBr are in 52.3 grams of KBr?
A:
Q: How many moles are in 255 grams of sodium phosphate
A: Number of moles is calculated as, Number of moles = Mass in gramMolar mass
Q: How many grams of Cl are in 515 g CaCl,?
A: Given information:Mass of calcium chloride (CaCl2) = 515 g
Q: How many moles are in 37.95g of copper (I) chloride?
A: For Copper(I)chloride (CuCl), Mass, m = 37.95 g Moles, n = ? Molar Mass, M = 98.99 g mol-1
Q: How many molecules of water make up 5.7 moles?
A: A mole is the amount of a substance that contains 6.02*10^23 representative particle of that…
Q: How many grams of Mg are in 523 g of
A: Magnesium oxide formula is MgO and it's molecular mass = 24 + 16 = 40 g We have to calculate mass…
Q: What is the percent of NaOH by mass for 120 g of NaOH in 1000 g of water?
A: 120 g of NaOH in 1000 g of water.Mass of the solution is mass of the solute plus mass of the…
Q: how many moles are in 32.963 grams CuO?
A: Mole is the amount of the substance that contains the same number of particles or atoms or…
Q: What is the number of moles in 2L of water?
A: Given Volume of H2O = 2L = 2000 mL We know that , Density of water = 1g/mL We also know that,…
Q: How many water molecules are in 23.7g of water?
A: Number of moles of a substance is equal to the mass of the substance divided by its molar mass.…
How many moles are in 28.4 grams of water?
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- Wnal is the percent by mass of iced tea containing 3.75 g of aspartame in 500 g or water?What is the percent by mass NaCl of a solution that contains 56.0 grams of BeO and 138.0 grams of water? Round your answer to 1 decimal. Your Answer:What is the percent by mass NaCl of a solution that contains 85.7 grams of NaCl and 104.1 grams of water? Round your answer to 1 decimal.
- How many grams of NaCl in 2 L of ½ NSS?What is the percent by mass KBr of a solution that contains 54.5 grams of KBr and 100.8 grams of water? Round your answer to 1 decimal. Your Answer:what is the percent by mass of sugar in a mixture that contains 157 g of salt, 1.215 kg of flour and 759 g of sugar?