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Molar mass calculations
Page 2
Questions (104)
Calculate the molar mass of baking powder (NH4)2CO3
2 answers
asked by
Tracey
646 views
What mass of CO2 could be formed from the reaction of 16 g of CH4 with 32 g of O2 ?
3 answers
asked by
christi
630 views
3 CaSO4 + 2 AlCl3 Al2(SO4)3 + 3 CaCl2
How many moles of aluminum chloride are required to produce 97.0 g of calcuim chloride in
1 answer
asked by
Catherine
629 views
For each of the following experimental conditions determine whether molar mass would be:
1) too high, B) too low or C)
3 answers
asked by
S
630 views
How many moles of iron atoms are in
22.37 g of iron (II) sulfide, FeS?
2 answers
asked by
iman
616 views
Determine the number of grams present in 3.11x 10^23 atoms of water
3 answers
asked by
Carlton New England
584 views
Solve the following pls. Calculate the number of grams in these quantities:
1. 0.0600 mol HC2H302 2. 4.50 x10^21 molecules
3 answers
asked by
sally
609 views
How many grams of CaCl2 * 6H2O are required to make 500 milliliters of a solution having the same concentration of Cl- as one
1 answer
asked by
Anonymous
623 views
What is the molar mass of 0.500 g of unknown monoprotic acid used in titration, if 22.5 mL of 0.15 M NaOH solution was required
2 answers
asked by
Cheyenne
606 views
0.361g of an unknown liquid occupied a volume of 250.0 ml Hg pressure and 100 degrees celcius. what is the molar mass?
2 answers
asked by
khela
597 views
A glass vessel has a mass of 53.8718 g when evacuated (no air). When filled with a liquid of density 1.319 g mL-1 it has a mass
4 answers
asked by
Matt
578 views
Using the standardized NaOH solution, the student weighs out 0.2550g of a solid unknown acid and finds that 28.50mL of the NaOH
7 answers
asked by
Jen
589 views
calculate the mass of barium hydroxide required to prepare 2.0L of a 0.500mol/L solution. I got 342.64 g.
2 answers
asked by
sharon
560 views
please check my answers for the following questions.
1) when a measurement that has six significant digits is divided by a
2 answers
asked by
anonymous
591 views
2. Olive oil is almost pure triolein (a molecule). The molar mass of triolein is 885 g/mol. How many moles of olive oil
2 answers
asked by
Marianne
561 views
the mass of 2.50 mol of a compound with the formula ECl4, in which E is a nonmetallic element, is 385g. what is the molar mass
2 answers
asked by
rose
499 views
35.6 g of Zn reacts with 87.1 g of Br to produce ZnBr2, the only product, with no reactant left over. How much ZnBr2 could be
3 answers
asked by
Alison
484 views
A sample of a gas weighs 4.526g and has a volume of 890.0 mL at 645.0 torr and 29(degrees C). What is its molar mass?
5 answers
asked by
Toni Jones
495 views
What is the total mass of iron in 1.0 mole of FeCO3?
2 answers
asked by
Haley
477 views
Calculate the number of grams in each of the following:
A)0.5 moles of F2 B)10.25 moles of H2 C)11.3 moles of BaSO4
3 answers
asked by
twynna
441 views
The molar mass of pentanol (C5H11OH) gas is 88g/mole. How many grams of (C5H11OH) are in 90 liters of pentanol in its gaseous
1 answer
asked by
Nina
437 views
What is the relative percent error of the experiment if your molar mass of magnesium metal is 88.21 g/mol
1 answer
asked by
Nadia
13 views
How many moles are there in 106.44 g of calcium?
1 answer
asked anonymously
11 views
What is the molar mass of NaOH
Responses 1 g/mol 1 g/mol 16 g/mol 16 g/mol 23 g/mol
1 answer
asked anonymously
18 views
What is the mass in grams of 5.90 mol C8H18?
Responses 389 g 389 g 673 g 673 g 0.0512 g 0.0512 g 19 g
1 answer
asked anonymously
18 views
What is the mass of 5 moles of K2SO4
1 answer
asked anonymously
10 views
Calculate the number of molecules in 4.00g of oxygen
1 answer
asked anonymously
14 views
500.214 g of CO2.in scientific notation
28.4744 g of H2O.
1 answer
asked anonymously
23 views
C3H8, molar mass = 44.09
g mol C3H6 + H2 + C3H8 Assuming 6.00 g of propene and 16.00 g of hydrogen are used, answer the following
1 answer
asked anonymously
47 views
Determine if the statement is True or False.
The molar mass of ammonium acetate is 77.083 g/mol. A student uses 0.100 mol of
1 answer
asked anonymously
18 views
How many grams are there in 3.3 x 10²³ molecules of N₂I₆?
1 answer
asked anonymously
8 views
What is the mass of 647 L of NO₂?
1 answer
asked anonymously
7 views
The atomic mass of copper (Cu) is 63.546 amu, the atomic mass of sulfur (S) is 32.065, and the atomic mass of oxygen (O) is
1 answer
asked anonymously
12 views
Use the chemical equation to answer the question. 4K(s) + O2(g) → 2K2O(s) The molar mass of potassium (K) is 39 g/mol. The
1 answer
asked anonymously
15 views
Calculating Mass Quick Check 5 of 55 of 5 Items Question Use the chemical equation and the table to answer the question.
1 answer
asked anonymously
11 views
What is the mass of NH3, to the nearest hundredth of a gram?
1 answer
asked by
silent
5 views
The molar mass of ammonium acetate is 77.083 g/mol. A student uses 0.100 mol of ammonium acetate in a chemical reaction. The
1 answer
asked by
clone
31 views
Use the table of molar masses to complete the question. Do NOT use any other values except the ones provided in the table below.
1 answer
asked anonymously
51 views
The molar mass of ammonium acetate is 77.083 g/mol. A student uses 0.100 mol of ammonium acetate in a chemical reaction. The
1 answer
asked anonymously
94 views
Use the table of molar masses to complete the question. Do NOT use any other values except the ones provided in the table below.
1 answer
asked anonymously
40 views
Elements A and B react according to the following equation: 4A+B2→2A2B The molar mass of A is 12g/mol. The molar mass of B is
1 answer
asked by
hatemaths
15 views
What is the weight of 2.5 mol of magnesse
1 answer
asked anonymously
7 views
Question 21 (2 points)
The molar mass of water is 18.0 grams/mol. How many molecules are in 72.0 grams of water? If you are
1 answer
asked anonymously
9 views
The atomic mass of nickel (Ni) is 58.693 amu, and the atomic mass of chlorine (Cl) is 35.45 amu. Which molar mass is correct for
1 answer
asked by
the
17 views
What is the number of oxygen atom in 32 g of gas (oxygen is equal to 16 and avocado number is equal to 6 * 10 ^ 23
1 answer
asked by
Henry joy
5 views
A chemist will use a sample of 30g of glucose (C. H1206) in an experiment.
Determine the number of moles of glucose the chemist
1 answer
asked anonymously
12 views
Use the table of molar masses to answer the question.
Element Molar Mass (g/mol) carbon 12.01 oxygen 16.00 How many molecules of
1 answer
asked by
Alex Burdine
8 views
What is the molar mass of O₂? * 0 points 15.999 g/mol 12.01 g/mol 32.00 g/mol
1 answer
asked anonymously
6 views
A liter of air contains 9.2 × 10−4 mol argon. What is the mass of Ar in a liter of air? (AM=39.948g/mol)
1 answer
asked by
Jeremiah latkuoth
4 views
Calculate the number of moles and number of molecules present in 16g H2CO3
1 answer
asked by
Musawir
4 views
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Parent Categories (18)
Atomic Mass
Atomic Mass/Molar Mass
Atomic Structure
Basic Concepts
Chemical calculations
Chemical Compounds
Chemical Equations
Chemical equations and reactions
Chemical Equations and Stoichiometry
Chemical Formulas
Chemical Formulas and Equations
Chemical Reactions
Chemistry
Gas Laws
Gases
Molarity calculations
Organic Chemistry
Stoichiometry