Metalloids are elements that

a. do not form compounds.

b. can conduct heat and electricity under certain conditions.

c. have large atomic masses but small atomic numbers.

d. are extremely hard.

What element has these characteristics MgX2, Very low density, Highly reactive, Diatomic

Is o3 inorganic or organic

What would be the products of the complete hydrolysis of Val-Ser-His?

54,000,000 nanometers equals 0.000000054 megameters.

Light cannot pass through solid matter

What is a example of a population

Which of the following statements holds true for a chemical change? OA In a chemical change, no new substance is formed. B. In a chemical change, a substance changes its phase. oc. In a chemical change, the molecular structure of a substance changes.

What is the name of the branch of science that specifically studies the conversion of chemical energy to electrical energy and vice versa? biochemistry electrochemistry organic chemistry thermodynamics

What is the symbol for heat

When a single 1-gram piece of zinc is added to 3 M hydrochloric acid at 25°C, the reaction is slow. Which procedure would most likely increase the rate of the reaction if the reaction were repeated? A. using 1 gram of powdered zinc B.