Two atoms that isotopes of one another must have number of what

a. all particles

b. electrons

c. protons

d. neutrons

Calculate the pH of a solution that has a hydronium ion concentration of 0.0084 M

The molecular formula for glucose is c6h12o6. what would be the molecular formula for a polymer made by linking ten glucose molecules together by dehydration reactions?

In the compound zinc phosphide what is the charge on the zinc ion

If corn oil is used to make soap what is the chemical formula of the most abundant soap

The volume of the gas cylinder is 25.7 liters and exerts a pressure of 670 mmHg. If part of the gas is used, the pressure drops to 595 mmHg. What would be the remaining volume of gas? Show the work.

Is newton statement a law or a theory

Compound Z has a MW of 100. Your lab partner weighed 25 grams of compound Z and dissolved it in water to a final volume of 1 liter. What is the concentration of the solution expressed as molarity?

The reaction between iodine and carbon dioxide to yield diiodine pentoxide is exothermic. How could the yield of diiodine pentoxide be decreased?

6. Which statement best describes an igneous intrusion? A. Magma explodes to the surface and forms a smooth outer layer of rock. B. Igneous intrusions form when ice crystals splash into lava. C. Magma is exported to an open area and forms iron. D.

Explain why a balloon filled with O2 at room temperature collapses when cooled in liquid nitrogen where as balloon filled with He does not