What is true about safeguarding the chain of custody? (Select all that apply)

In a reaction, if a reactant runs out and product is no longer being made, the reactant that ran out is called

[CHAPTER 2 – Ecology] Factors whose impact on a population increases as population size increases are known as:

[CHAPTER 2 – Ecology] How does temperature change with latitude?

Cell notation will list each half-reaction:

How many moles of chlorine gas, Cl2(g), are in a gas sample that contains 60.0 grams of pure Cl2 gas?

How many moles of hydrogen gas, H2(g), are in a gas sample that contains 40.0 grams of pure H2 gas?

Calculate the change in internal energy of a system when it absorbs 95 J of heat from the surroundings and does 44 J of work on the surroundings.

Which of the following is considered a non-pathological change that comes with age?

Please select the correct answer for each question. There is only one correct answer for each question. Each question is worth 2 points.