Determine the amount of atoms in 5.40g B

An element's square on the periodic table, the number with the greatest value represents the

When combined, two gases have a pressure of 4.0 atm. If one gas has a pressure of 1.5 atm, what is the pressure of the second gas?

How many vertical columns are in the periodic table?

How many moles of ammonium ions are in 6.965 g of ammonium carbonate? Express your answer using four significant figures.

In relation to chemical solutions, which term does not express a degree of saturation? A: unsaturated B: saturated C: supersaturated D: oversaturated

Using the combined gas law, if the volume of a gas at 155kPa changes from 22L to 10L. What is the new pressure if the temperature remains constant?

What is a contributor of global warming? a. aerosol sprays b. carbon dioxide c. acid rain d. garbage

How is momentum similar to inertia? Explain.

Suppose that 0.00150 moles of CO2 (44.0 g/mol) effuse out of a pinhole in 1.00 hour. How many moles of N2 (28.0 g/mol) would effuse out of the same pinhole in 1.00 hour? Assume both gases are at the same temperature and pressure.

How do you make glue from jack fruit sap?