The value of AE for a system that performs 127 kJ of work on its surroundings and gains 59 kJ of heat is kJ.

a 68
b -68
c 7493
d -186
e 186

During trial 2, what allowed you to determine that aluminum was the limiting reactant? check all that apply. all of the copper dissolved. all of the aluminum dissolved. the solution turned clear. the number of grams of copper(ii) chloride used in the reaction was greater than the number of grams of aluminum. the molar ratio of copper(ii) chloride to aluminum was greater than 3: 2, the equation’s molar ratio.

Which of the following best supports the concept that genetic information is passed on to offspring from both of their parents, not just one?

Hey guys so i need to know what is _nh3+> nh4oh ~chemistry~