Increasing pressure would most likely increase the reaction

rate between which substances?

A. A gas and a gas

B. A solid and a liquid

C. A liquid and a liquid

D. A liquid and a gas

The theory of plate tectonics

Is nitrogen a non metal

If a sealed syringe is plunged into cold water, in which direction will the syringe piston slide? A. in B. out C. No movement will occur D. The direction cannot be predicted

What element is white shiny metallic solid reacts slightly to air and the density is 1.55

What does rxns standfor?

If the amount of atoms of each type on the left and right sides of a reaction differ, what must be done to balance it? A. It should be left alone B. Coefficients are placed in front of the reactants and/or products C.

All metals a melt at high temperatures b conduct heat and electricity c contain iron d react with air and water

Predict the following chemical formula for a compound between calcium and chlorine.

Two pieces of silk have an electric charge after being rubbed on a piece of amber. What will happen when the two silk pieces are brought close together? A. They will repel one another. B. They will attract one another. C.

The chemicals formula of glucose is c6h12o6. what are the names of the elements in glucose and how many atoms of each element are present in glucose molecules