HELP! Why are intensive properties useful for identifying a substance? A. They are physical properties.

B. They are chemical properties.

C. They describe the amount of substance you have.

D. They do not depend on the amount of substance you have.

12 is probably the typical age for a first kiss but i think its to young.

The closer the atoms are to becoming ionic the more highly dense the negatively charged side gets.

Answerit curves up and levels out.explanationwe assume that the container contains absolutely no ammonia to begin with as it states that "nitrogen gas and hydrogen gas" react to "produce ammonia."at dynamic equilibrium, the product and reactant concentrations are equal.this means that, starting from a concentration of zero, [nh₃] must curve "up" from zero and then level out to a constant concentration.

Conservation efforts have been effective in "increasing the number of endangered species, reducing all the negative impacts of human activity, and preserving wildlife habitats".hope my answer has you : )