Chemistry, 13.06.2021 14:00 Kencharlot
When a solid is dissolved in water. The outside of the beaker becomes cold to touch.
What does this tell you about the process?
a. The enthalpy of the process is negative.
b. The dissolution process is exothermic.
c. The dissolution process is endothermic.
d. both a & b
Answers: 3
Chemistry, 22.06.2019 09:10
Which class of molecules functions as chemical signals? hormones water carbohydrates proteins
Answers: 1
Chemistry, 22.06.2019 16:10
Given the following equation: 2a1 + 3mgcl2 --> 2alcl3 + 3mg how many moles of aluminum chloride are produced from 2.5 moles of magnesium chloride?
Answers: 1
Chemistry, 22.06.2019 19:30
If 16.00g of hydrogen gas reacts with 126.73g of oxygen, how many grams of water are yielded? (both reactants are completely consumed in the reaction.)
Answers: 2
When a solid is dissolved in water. The outside of the beaker becomes cold to touch.
What does this...
Mathematics, 23.12.2019 21:31
Mathematics, 23.12.2019 21:31
Chemistry, 23.12.2019 21:31