Answer:
6+9=15
mass number =15
mass number = no. protons + no. of neutrons
Answer:
Accelerate, Have Constant velocity, Velocity, and First
Explanation:
Got it right on edge. have a wonderful day!!!
the answer is D. just took the test
Explanation:
The name alkyne which includes the letters "yne" means that there are three bonds attache to the carbon at the specified place. It is an unsaturated hydrocarbon because it contains a triple bond.
For example, 3-heptyne is a seven membered carbon chain with a triple bond at carbon 3.
The formula of 3-heptyne is as follows.
Answer:
Basing on explanations below;
1. Endothermic reactions have a positive enthalpy while Exothermic reactions have a negative enthalpy.
2. Endothermic reactions take place in high temperatures while Exothermic reactions take place in low temperatures.