When a radioactive decay occurs what is released?

A. Only protons and neutrons

B. Only electrons

C. Protons/Neutrons, beta particle, gamma ray

D. Only gamma rays

Would it be easier or more difficult comepared to zinc to recover silver from solution?

Which of the following does NOT indicate that a chemical change may have taken place? a. fracture formation c. precipitate formation b. gas production d. energy transfer

Conduction in the home

A molecule with the formula C18H36O2 is probably a?

1. A change in temperature is always an indicator of a chemical reaction. True or False? 2. A color change is an indicator of a chemical reaction. True or False? 3. A change in size is an indicator of a chemical reaction. True or False? 4.

Which group of elements belongs to the f-block? O metalloids O inner transition metals O metals O nonmetals

When you open a bottle of a soft drink and leave it open, the drink eventually goes flat. this happens because the equilibrium between carbonic acid and carbon dioxide shifts to produce?

When you go down a group, does the tendency for a metal to react (become duller) increase or decrease?

The force of gravity on Planet B is 3.4 m/sec2. A box weighs 34 N on Earth. What is the mass of the box? a) 3.47 kg b) 333.2 kg c) 115.6 kg d) 10 kg

Assume that 4 molecules of nitrogen and 9 molecules of hydrogen are present? after complete reaction, how many molecules of ammonia are proceded?