One molecule of a compound weighs 2.14e–22 g. Its molar mass is:
Select one:
a. 121 g / mol
b. 129 g / mol
c. 2.81 g / mol
d. none of these
e. 7.76e–3 g / mol
We need at least 10 more requests to produce the answer.
0 / 10 have requested this problem solution
The more requests, the faster the answer.
One molecule of a compound weighs 2.14e–22 g. Its molar mass is: Select one: a. 121...
One molecule of a compound weighs 2.93 x 10-22 g. The molar mass of this compound is: 02.06 g/mol 168 g/mol 176 g/mol 567 g/mol Previous Pago Next Page Page 1 of 28
What is the molar mass of a particular compound if 0.087 mol weighs 5.16 g?
What is the molar mass of copper (II) sulfate, CuSO4? Select one: O A. 63.55.9 OB. 159.629 O C. 111.55 g D. 319.17 g O E. 16.00 9 An unknown compound is composed of the elements Nitrogen and Oxygen. The compound is analyzed and determined to be 30.45% and 69.55% 0. The molecular mass of the compound is found to be 02.01 g/mol. Determine the compound's molecuar formula and provide your answer below as Nxoy where x and y are...
What is the molar mass of a nonpolar molecular compound if 6.34 g dissolved in 53.4 g benzene begins to freeze at 2.81 °C? The freezing point of pure benzene is 5.50 °C and the freezing point depression constant, Kf, is -5.12 °C/m. A. 2.26 x 10-4 g/mol B. 0.226 g/mol C. 12.1 g/mol D. 226 g/mol
A compound has the empirical formula NaSO₄ and a molar mass of ~238 g/mol. What is its molecular formula? a. Na₂SO₄ 5H₂Ob. Na₂S₂O₈ c. Na₂SO₄ d. Na₂SO₈ e. None of these
Complete the table below for calculating the molar mass of the compound phosphorus pentachloride. Molar mass of element Moles Mass in one mole of phosphorus pentachloride P D g /mol mol - g/mol mol Molar mass phosphorus pentachloride - g/mol
. A compound with a molar mass of about 28 g/mol contains 85.7% carbon and 14.3% hydrogen by mass. Write the Lewis structure for a molecule of the compound.
What is the molar mass of zinc sulfite heptahydrate, ZnSO3 7H2O? Select one: O a. 468 g/mol O b.272 g/mol O c. 336 g/mol O d. 164 g/mol . e. 146 g/mol Clear my choice
The density of a gas is 0.803 g/L at STP. What is its molar mass? PICK ONE A 22.4 g/mol B 27.9 g/mol C 18.0 g/mol D 24.1 g/mol E 26.7 g/mol
Determine the molar mass of the following organic compound. | g/mol 2 3 1 4 6 C 7 00 9 +/- 0 X 100 Determine the molar mass of the following organic compound. F g/mol 1 2 3 НАС 4 6 C 7 8 9 +/- 0 x 100 Which of the following molecules can be classified as an alkene? А B OH NH2 A) A OH B) B D C) C O= NH2 D D