What is the molar mad of CO2

If I have an unknown quantity of a gas at a pressure of 50.65 kPa, a volume of 25 liters, and a temperature of 300 K, how many miles of gas do I have?

There are about 1 760 000 000 000 000 000 000 molecules of sucrose in 1 g of table sugar. Expressed in scientific notation, what is the number of molecules in 1 g of sugar? A) 1.76 x 10-22 B) 1.76 x 10-20 C) 1.76 x 1021 D) 1.76 x 1022

How many grams of oxygen are in 4.5 moles of hno3

How many moles of solute are contained in 200 milliliters of a 1 M solution? (1) 1 (3) 0.8 (2) 0.2 (4) 200

How many atoms are in 1 mole of gold

How many protons are in the nucleus of the isotope in-115?

Explain why gas is condensed when they're cooled

Rutherford's famous gold foil experiments shot heavy particles at a thin sheet of gold foil. What did he observe, and why did these observations eventually result in the addition of a nucleus to the atomic model?

In the Periodic Table, what is the relationship between two elements that are placed side-by-side in a row? A. The element on the left has one more electron. B. The element on the left has one more proton. C.

What are two traits of pseudoscience