Is potassium a metal metalloid or nonmetal?

Why would you use a solution, such as a cabbage pH indicator, to measure the pH of household items? to see if food went bad to test the safety of water to make sure conditions are safe to use up old cabbage

What did Rutherford contribute to the model of the atom? A. The Proton B. The Neutron C. The Nucleus D. The Electron

Negatively charged particles that orbit the nucleus of an atom are?

What is a large compound formed from combinations of many monomers?

Which of the following statements is true of the critical temperature of a pure substance? A. The critical temperature is the temperature above which the liquid phase of a pure substance can exist. B.

How are natural polymers and synthetic polymers similar? A) Both are made up of phosphates and organic bases B) Both serve important roles in producing amino acids C) Both are made up of monomers that are linked by covalent bonds

How can the solubility of a solution be increased? By increasing the temperature. By decreasing the temperature. By increasing the amount of solvent added. By decreasing the amount of solvent added.

Read the scenario. Ammonia is obtained from a reaction between nitrogen and hydrogen gases. The mole ratio between hydrogen gas and nitrogen gas is 3 to 1, and the mole ratio between ammonia and hydrogen gases is 2 to 3.

Transmutation is the process of transforming one element into another through nuclear reactions. What will be the nuclide produced when Cf-249 is bombarded with C-12? Four neutrons are also produced by the reaction.

State the formula for density in words and mathematical symbols.