An isotope of xenon has an atomic number of 54 and contains 77 neutrons. What is the xenon isotope's mass number? 23 54 77 131

Dilute hydrochloric acid is gradually added to a solution that is buffered at pH 4.76. How will the pH of the solution be affected?

Where do you think trees get the nutrients they need to grow? I

6. Cooked food that is being held for later service must be held at a temperature of: A. 130°F or above B. 120°F or above C. 160°F or above D. 135°F or above

Oxides of the active metals combine with acid to form water and a salt. I need an example of this type of reaction.

Atomic mass of 14.01 amu

An atom that has the same amount of atoms of each element on both sides of the reaction obeys what law

Whats the main difference between a double replacement reaction and a single replacement

When is the absorption spectrum of an electron generated?

Use the gizmo to find the concentration of the mystery ch3cooh. use the titrant and indicator shown below perform the titration.

Which describes the volume of 1 mol of gas at standard temperature and pressure? ER The volume is greater for a larger mass of gas. The volume is the same for any gas. The volume depends on the size of the container.