1. How many molecules of aspirin C,H804 if there are 0.360 g of it?

Q: How many molecules of ethane (C,Hg) are present in 0.815 g of C,H6?

A: Given :- mass of C2H6 = 0.815 g  To calculate :- number of molecules

Q: How many moles of propylene (C3H6) are in 25.0 g of the substance?

A: Molecular mass of propylene (C3 H6 ) = (3× 12.01) + ( 6× 1.01) = 42.09 g / mol.  Given mass of…

Q: The molecular weight of glucose (C,H„Os) is 180 g/mole. How many grams are there in 0.18 moles of…

A:

Q: Which of the following has more atoms: 0.302 g ofhydrogen atoms or 14.7 g of chromium atoms?

A: If the number of moles of a substance are more, the number of atoms are also more. Number of moles…

Q: How many molecules and atoms are in 20 g of H,PO,?

A:

Q: If sorbic acid has an experimental molar mass of 112 g, what is its molecular formula?

A:

Q: A fuel tank used in a barbecue contains 9.8 gr. of total atoms of propane, C3H8(g)- a. What amount…

A: Because propane is made up only of carbon and hydrogen , the chemical formula is C3H8 . It's an…

Q: An antifungal molecule has a molar mass of 2448 g/mol.  a. How many moles are there in a 1.567g…

A: The given weight of sample is 1.567 g. The given molar mass is 2448 g/mol.

Q: How many hydrogen atoms are in 5.0 g of citric acid (CóHgO7)?

A: Please have a look into the solution:

Q: How many molecules C,H, are in 7.62 mol?

A: given  No of moles.   7.62 mol

Q: White limestones contains a large percentage of calcium carbonate, CaCO, What is the mass in grams…

A: The relation between mole and mass of any substance is given by - Mole = Mass/molar mass

Q: An average cup of coffee contains about 125 mg of caffeine, CRH10N4O2. How many moles of caffeine…

A: Moles of the caffiene can be determined by suing the formula given below as: Moles of Caffeine=Given…

Q: How many moles of hydrogen are in 3.06 10l g of glycine C,H,NO,?

A: Number of Mole-ratio of given mass of substance to the molar mass of substance is called number of…

Q: 9.) How many moles of glucose, C6H1206 are in: (a). 538grams (b.) 1.00 grams of this substance?

A: The molar mass of a compound is furnished as the mass occupied by one mole. Hence the ratio of the…

Q: What mass of sodium hydroxide has the same number of oxygen atoms as 225.0 g of ammonium sulfate?

A: According to Avogadro no, any substance or compound have 6.022 * 10^23 atoms/molecules present in…

Q: How many moles of tetracycline (C₂₂H₂₄N₂O₈) are in 92.1 grams?

A: Before going to find out moles of tetracycline, We first find out molecular weight of C22H24N2O8 ,…

Q: There are  ______mol of carbon atoms in 5.00 mol of dimethylsulfoxide (C2H6SO)

A: Given CompoundDimethylsulfoxide (C2H6SO)Moles of (C2H6SO) = 5.00 molmol of carbon atom = To be…

Q: (a) What is the chemical formula of eugenol, the main contri butor to the aroma of cloves? (b)…

A: a) We have to find chemical formula of eugenol, the main contributor to the aroma of cloves.…

Q: 5. How many moles are in 77.56 g of CaCO3?

A: Given mass (m) = 77.56 g  We have CaCO3 as the compound here and need to find the no. of moles.…

Q: How many molecules are in 39.4 moles of NH₃?

A: The answer to the following question is given as:

Q: Progesterone, a female hormone, has the formula C21H30O2. In a 25.00 g sample of this compound, a.…

A:

Q: How many moles are there in 284.65 g of H2CO3?

A: Given, the amount of H2CO3 =284.65 gramwe are asked to calculate the number of moles of H2CO3molar…

Q: How many molecules are contained in a pentanal (C5H10O) sample with a mass of 5.27 g?

A: 1 mole of any substance contains Avagadro number (6.023 *1023) of species. therefore, 1 mole of…

Q: 1. What is the molar mass of ethane, C,H?

A: In this question, we want to determine the molar mass of ethane ( C2H6 ) How we can calculate the…

Q: How many oxygen atoms are in 19 molecules of tetraphoshorus decoxide (aslo known as phosphorus…

A: Given, molecular formula of phosphorus pentaoxide P4O10 , we are asked to determine total number of…

Q: a- Determine the mass in grams of 2.6 mol of backing Soda, NaHCO; ↑ b- How many moles of penicillin…

A:

Q: What is the mass of 0.035 moles of acetic acid?

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

Q: How many moles are in 7.5 x 1019 molecules of ammonia, NH3?

A: Since we know that  1 mole of any substance = 6.022×1023 molecules Here,        6.022×1023 is the…

Q: How many molecules (not moles) of NH3 are produced from 7.42×10−4 g of H2?

A: To obtain the number of molecules, first of all the reaction for the production of NH3 should be…

Q: How many moles of carbon dioxide (CO2CO2) are in 34.9 g34.9 g of the compound?

A: Given:Mass of CO2 = 34.9 gMolar mas of CO2 = 44.01 g/mol.

Q: How many sons of sulfur are present in 3.33 moles of disulfur decafluoride?  how many moles of…

A: Solution:       Avogadro's number shows that 6.022*1023 number of molecules are present in a mole of…

Q: What is the molar mass of MgS04?

A: Molar mass can be calculated by adding the molar masses of all the species that are present in the…

Q: How many moles of Fe2O3 are in 163 g of the compound?

A: Given - mass of Fe2O3 = 163 g To find - moles of Fe2O3 Formula -

Q: How many moles of propylene (CSH«) are in 25.0 g of the substance?

A: Solution:    The number of moles is a measure that we used for the amount of substance in a…

Q: How many g of iron are required to use up all of 25.6 g of oxygen atoms (0) to form Fe,03?

A: Given reaction,       4 Fe +  3 O2 → 2 Fe2O3

Q: How many moles are there in 16.9 g of H3PO4?

A: Given  Mass of H3PO4   = 16.9 gram  Number of mole = ? Molar mass of H3PO4   = (3×1) + 31 +( 4×16)…

Q: How many molecules are in 32.8 moles of CH₄?

A: The chemical changes observed in any reaction involve the rearrangement of billions of atoms. It is…

Q: How many moles are there in 100.0 g of methanol (CH3OH)?

A: Number of moles = Mass/molar mass

Q: A mothball, composed of naphthalene (C10 H8 ), has a mass of 1.50 g. Part A How many naphthalene…

A: 1 mole of any atom or molecule contains Avogadro's number of atoms or molecules. Avogadro's number =…

Q: b.How many moles of dinitrogen tetrafluoride are present in 3.16x 10^22 molecules of this compound?…

A: Number of moles= 5.45×10-2 moles

Q: What mass of sodium hydroxide has the same number of oxygen atoms as 280.0 g of ammonium sulfate?

A:

Q: Prozac, CırHuFaNO, is a widely used antidepressant that inhibits the uptake of serotonin by the…

A: Since you have posted a question with multiple sub-parts, as per our company guidelines we are…

Q: 2. How many molecules are present in 15.47 g of acetic acid?

A:

Q: 4. How many moles in 26.7 grams of CdCl, ?

A:

Q: The chemical formula for the anticoagulant heparin is C₁₂H₁₉NO₂₀S₃. What is the mass in grams of…

A: The mass of a substance is calculated as follows,                  Mass = No. of moles × Molar mass…

Q: How many moles are represented by 11.5 liters of C,H,OH?

A:

Q: How many moles of H2SO4 do you have if there are 1.64x10^12 molecules of H2SO4?

A: