A tank of gas has partial pressures of nitrogen and oxygen equal to 1.61 * 104 kPa and 4.34 * 103 kPa, respectively. What is the total pressure of the tank? Remember that (1.0 * 105) + (1.0 * 105) = 2.0 * 105.

Determine the molar solubility of pbso4 in pure water. ksp (pbso4) = 1.82 x 10-8. a. 1.82 x 10-8 m b. 1.35 x 10-4 m

What determines the number of possible sub levels? a. the principal energy level b. the shape of the orbital c. the energy of the orbital d. the ground state

When copper is bombarded with high energy electron x rays are emitted. Calculate the energy (in joule) associated with photons if wavelength of x rays is 0.154nm

Cuantos gramos de ácido nítrico hay en 20ml de disolución 0.02 M

What are a few differences between chemistry and biology? I'm looking for features and examples of both. Will give brainliest.

Which orbitals from a pi bind?

Examples of two substances being mixed and the

Why is tin foil a good inslator

A student finds a container of gases in the laboratory classroom with a total pressure reading of 655 mmHg. The label on the container describes the contents as 5.00 g of carbon dioxide gas and 3.75 g of helium gas.

A. Which statement accurately describes part of the dissolving process of a polar solute in water? B. Solute molecules repel water molecules. C. Water molecules surround solute molecules. D.