What type of relationship exists between two organisms when one organism benefits from the relationship and the other organism becomes prey? (4 points) a
Commensalism

b
Competition

c
Mutualism

d
Predation

Asample of the male sex hormone testosterone, c19h28o2, contains 3.88×10^21 atoms of hydrogen.(a) how many atoms of carbon does it contain? (b) how many molecules of testosterone does it contain? (c) how many moles of testosterone does it contain? (d) what is the mass of this sample in grams?

1. calculate the approximate enthalpy of the reaction in joules. estimate that 1.0 ml of vinegar has the same thermal mass as 1.0 ml of water. iqnore the thermal mass of th sodium bicarbonate. note: it takes about 4.2 joules () to change 1.0 gram (1.0ml) of water 1.0 c

Determine the percent sulfuric acid by mass of a 1.61 m aqueous solution of h2so4. %