How many moles of Al(CN), are in 223 g of the compound? mol 223 g Al(CN),

Q: A compound with the empirical formula of CH2  was found to have a molar mass of approximately 84g.…

A: Given, A compound with the empirical formula of CH2  Molar mass of CH2 = 12+2= 14 gram/mol Having…

Q: How many molecules are in a 0.572 mol sample of dimethylsulfoxide?

A:

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: 7 Calculate the number of moles of OCI?

A: 1

Q: A compound is determined to be 42.01 % carbon, 1.73 %  hydrogen and 56.26 % oxygen by mass. a.…

A:

Q: how many moles of potassium sulfite are there in 378g of potassium sulfite

A: Find the solution below

Q: empirical formula

A:

Q: What is the mass in grams of 49.60 moles of LICI?

A:

Q: How many particles of a chemical substance are equivalent to one mole, also known as Avogadro's…

A: Mole is one of the fundamental unit. Amount of substance is measured in mole.

Q: If an oxide of carbon is 80% oxygen by mass, what is its empirical formula?

A: Empirical formula represent smallest whole number ratio of various elements present in a molecule of…

Q: A compound is found to contain 42.88 % carbon and 57.12 % oxygen by mass. What is the empirical…

A: Given: Percent mass of carbon = 42.88 % Percent mass of oxygen = 57.12 % Molar mass of C = 12 g/mol.…

Q: A Chlorin oxide is 59.7 % by mass CI. What is the empirical ?formula of the oxide

A: Here i have mentioned the empirical formula

Q: A compound is found to contain 31.42% sulfur, 31.35% oxygen, and 37.23% fluorine by mass. What is…

A: Divide the percent composition by the molar mass of the elements. Percent composition of sulfur =…

Q: How many moles are equal to 12.8 grams ofCaO2

A: Moles can be calculated as follows

Q: A sample of chloroethane, C,H,CI, contains 0.274 mol of the compound. What is the mass of the…

A: Number of moles = mass ÷ molecular mass Mass of compound=  number of moles× molecular mass For…

Q: How many moles of tin atoms are in a pure tin cup with a mass of 43.8 g ? v= ? mol

A: Mole concept:  According to Avogadro concept, the number of atoms in one mole of the substance is…

Q: What quantity in moles of KBr are in 51.6 grams of KBr?

A: Given     Mass of KBr     =  51.6 gram  Number of mole =   ?

Q: How many moles of carbon dioxide (CO,) are in 22.3 g of the compound? moles of carbon dioxide: mol

A: We will calculate moles using mass and molar mass of CO2.

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

A: When given mass is devided by its molar  mass then number of mole is obtained.

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

A:

Q: A compound is found to contain 40.05 % sulfur and 59.95 % oxygen by mass.What is the empirical…

A: Given:Mass percent of sulfur = 40.05 %.Mass percent of oxygen = 59.95 %.Molar mass of oxygen = 16…

Q: How many g are in 0.78 moles of CaBr2?

A: Given moles of CaBr2 = 0.78 moles  The molar mass of CaBr2 is 199.89 g/mol

Q: Calculate the molar mass of a compound if 0.460 mole of it has a mass of 385.0 g.

A: Given :-  No.of moles of compound = 0.460 mol  Mass of compound = 385.0 g  To calculate :-  Molar…

Q: How many moles of Carbon Dioxide molecules are in a 19.1g sample?

A: Mole is a compound define the quantity of any substance. It is good term to represent quantity of…

Q: How many moles of Fe2O3 are in 239 g of the compound?

A: Given: Mass of Fe2O3 = 239.0 g Molar mass of Fe2O3 = 159.69 g/mol

Q: How many molecules of a compound are in 25.0 g if the molar mass of the compound is 182.9 g/mol?

A: Interpretation: The number of molecules of a compound are in 25.0 g with the molar mass of the…

Q: The number of moles of caffeine in 50.0 g of caffeine is?

A: The given Mass of caffeine = 50.0 g  Molecular formula of Caffeine is C8H10N4O2

Q: How many grams of LiOH are in 6.21x1024 formula units of LiOH?

A: Given that, Number of formula units, i.e, number of particles of LiOH = 6.21 x 1024 particles We…

Q: how many formula units are in 2.5 mol KCI

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

Q: Selenium dichloride, SeCl2, has a molar mass of 149.86 g/mol.  What is the mass in grams of 0.325…

A: Given, moles of SeCl2 = 0.325 moles molar mass of SeCl2 = 149.86 g/mol mass of SeCl2 = ?

Q: Hemoglobin is the oxygen carrying compound found in human blood. It is found to contain 0.3335% iron…

A:

Q: A compound is found to contain 29.68 % sulfur and 70.32 % fluorine by mass. What is the empirical…

A: The simplest formula represents the smallest ratio of atoms present in a compound is known as…

Q: 0.474g of nitrogen were reacted with oxygen, the resulting mass was 0.745g. What is the empirical…

A:

Q: A compound with the empirical formula CH2CH2 has a molar mass of 5656 g/mol. What is the molecular…

A: Empirical formula: - The formula which gives thesimplest whole number ratio af atoms ofvarious…

Q: How many moles are in 15000 atoms of iron (Fe)?

A: There are 15000 atoms of iron. One mole of iron contains the number of atoms which is equal to…

Q: mass of 1.2 × 10^23 atoms of phosphorus (molar mass= 31 gm/mo

A: The one mole of a substance contains 6.022×1023 number of its atoms.here moles of…

Q: A compound is found to contain 7.808 % carbon and 92.19 % chlorine by mass. What is the empirical…

A: Empirical formula is defined as simplest or most reduced whole number ratio of atoms present in a…

Q: What quantity in moles of NaCl are in 72.0 grams of NaCl?

A:

Q: If an oxide of magnesium is 40% oxygen by mass, what is its empirical formula?

A: here, we have to calculate the empherical formula of oxide of Magnesium. we know the molar masses,…

Q: How many moles are found in a 561 gram sample of iron (lll) chloride, FeCl3?

A: Given  Mass of FeCl3= 561 grams  We know that,   Number  of moles = mass / molar mass

Q: moles of N are in 0.171 g of N0? How many mol N

A: According to the questions,Mass of N2O = 0.171 gMolar mass of N2O = 44.013 g/molAs per the mole…

Q: Which one of the following contains the most moles of hydrogen atoms?

A: (A) Each C2H6 contains 6 H atoms.  5 mol of C2H6 contains 6 x 5 = 30 mol of H atoms.

Q: A compound containing only sulfur and phosphorus is 50.9% S by mass; the molar mass is 252 g/mol.…

A:

Q: 3. How many moles of CaCO, are present in 1.30 grams?

A: Avogadro's defined 1 mol as the collection of 6.022 × 1023 atoms or the ratio of given mass to the…

Q: A compound is found to contain 11.21 % hydrogen and 88.79 % oxygen by mass. What is the empirical…

A: empirical formula : empirical formula of a compound is the simplest positive integer ratio of atoms…

Q: How many moles of Al(CN), are in 187 g of the compound? 187 g Al(CN); mol

A: Given mass of Al(CN)3 : 187 g

Q: 9) How many molecules of SO, are in 200 g of SO,?

A:

Q: Enter your answer in the provided bex. Calculate the molar mass of a compound if 0.382 mole of it…

A: This question is related to stoichiometry which determines the quantitative relationship between…

Q: A sample of dichlorodiiodosilane, SiCl,I,, contains 0.0462 mol of the compound. What is the mass of…

A: Given that: Moles of SiCl2I2 = 0.0462 moles Mass of SiCl2I2 = ?

Q: Mass % of H in ammonium bicarbonate

A: Given  Name of Compound = Ammonium bicarbonate Mass % of H = ?