Chemistry, 10.09.2021 18:00 lopeznadia838
Which substance is most likely to dissolve in greater quantities in cold water?
1. sugar
2. potassium chloride
3. oxygen
4. sodium chloride
Answers: 3
Chemistry, 22.06.2019 02:10
Determine the percent sulfuric acid by mass of a 1.61 m aqueous solution of h2so4. %
Answers: 2
Chemistry, 22.06.2019 10:00
The reactions shown here can be combined to make the overall reaction c(s) + h2o(g) ⇌ co(g) + h2(g) by reversing some and/or dividing all the coefficients by a number. a. c(s) + o2(g) → co2(g) k=1.363×10^69 b. 2 h2(g) + o2(g) → 2 h2o(g) k=1.389×10^80 c. 2co(g) + o2 (g) → 2 co2(g) k=1.477×10^90
Answers: 1
Chemistry, 22.06.2019 11:30
Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.
Answers: 3
Chemistry, 22.06.2019 21:40
A5 mole sample of liquid acetone is converted to a gas at 75.0°c. if 628 j are required to raise the temperature of the liquid to the boiling point, 15.600 kj are required to evaporate the liquid, and 712 j are required to raise the final temperature to 75.0°c, what is the total energy required for the conversion?
Answers: 3
Which substance is most likely to dissolve in greater quantities in cold water?
1. sugar
Social Studies, 19.07.2019 17:30
Health, 19.07.2019 17:30
Geography, 19.07.2019 17:30
Mathematics, 19.07.2019 17:30
Spanish, 19.07.2019 17:30
Mathematics, 19.07.2019 17:30
Physics, 19.07.2019 17:30
Mathematics, 19.07.2019 17:30
Computers and Technology, 19.07.2019 17:30
Mathematics, 19.07.2019 17:30
Computers and Technology, 19.07.2019 17:30
Mathematics, 19.07.2019 17:30