What conclusion can you make about a hypothesis that contradicts an existing theory?

Which of the following describes volume? A. The number of particles or amount of matter B. Amount of mass contained in a certain space C. How fast the particles of matter are moving D. The amount of space that matter occupies

A molecule that oxidized gains electrons and energy. true or false

What is the ph of with a 4.6 x 10-6 M hydroxide ion concentration? A. 0.663 B. 3.33 C. 10.1 D. 10.7

What must be balanced on the left side of an equation with the atoms on the right side of the equation? total number of molecules total number of atoms total number of compounds free electrons

If you have a electromagnet how many it's magnetic field stronger

A compound contains 40.0% carbon, 6.7% hydrogen, and 53.3% oxygen (by mass). calculate the empirical formula.

100 g of water and 100g of metal sample are heated from 25 to 75. which substance requires more thermal energy to reach 75c

A process or reaction which takes in heat from the surroundings is said to be

What is the volume of 0.05 mol of neon gas at STP?

Which is NOT a property of gold? A. rare B. tarnishes C. malleable D. corrosion resistant