Which of the following elements can have 8 neutrons? Select one:

a. O

b. Al

c. P

d. S

Rubber is manufactured from latex that is produced from rubber trees. Which statement about rubber is true? It is made from the polymerization of a long chain of aromatic molecules.

The minimum amount of energy needed to get a chemical reaction started is called the ___ energy. a. activation b. reaction c. enzymatic d. chemical (e) triggering

Tina has a sample of gaseous water at a temperature of 400 C and a pressure of 4 atm. If Tina increases the pressure to 200 atm, will the gaseous water liquefy? Why or why not?

The bond between f and cl would be: pure covalent polar covalent ionic metallic

I add 3.20 moles of Cu to an excess of AgNO3. How many miles of silver are formed?

The spines and thick wavy cuticle on a cactus are both what

What type of chemical process is used to create perfume?

Which of the following is a polyatomic ion? O A. HCI O B. Na O C. PO, O D. 52

What are the cations and anions for V2 (CO3) 3

If you were asked to convert 4.2 x 1022 atoms of aluminum to moles, which of the following should you use for the conversion?