II. Instruction: Determine the number of Significant figures. Show your solution. a. 546,000 + 1000
b. 450.0 x 103
c. 0.00456
d. 2205.2
e. 0.114 x 104

Heat is involved in chemical change in two ways; chemical changes either result in heat being added to or removed from an object, and chemical changes require a certain amount of heat before they can take place.

H tricky one let me think and get back to u

Ahigh energy (high speed) particle (alpha or beta or neutron) are shot at the target;

Ibelieve the answer is balance! hope my answer has you : )