Chemistry
Chemistry, 20.10.2020 09:01, dwilburn01

1. How much energy (in calories and in Joules) will it take to raise the temperature of 75.0 g of water from 20.0 to 55.0 °C? ( Specific Heat = 1 cal/(g°C) and 4.184 J/(g°C))
A. 2630 cal and 630. J
B. 2630 cal and 1.1 x 104J
C. 1.1 x 104 cal and 2630 J
D. 630. cal and 2630 J
E. None of these are correct.

answer
Answers: 3

Other questions on the subject: Chemistry

image
Chemistry, 22.06.2019 10:50, lejeanjamespete1
8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm
Answers: 1
image
Chemistry, 22.06.2019 12:30, bCrawfish
The element that has the greatest electronegativity is
Answers: 1
image
Chemistry, 22.06.2019 16:00, weasel71
Answer asap : ( a. how does mucus prevent the entry of pathogens? b. describe two ways white blood cells protect us from pathogens.
Answers: 1
image
Chemistry, 22.06.2019 19:20, Lovelybunny321
15. which of the following is not human-caused groundwater pollution? a. water in an aquifer dissolves elements such as arsenic and mercury from surrounding rock. b. water in an aquifer is contaminated by leachate that seeps into the ground from a landfill. c. water in an aquifer becomes polluted with chemicals used in hydraulic fracturing, or fracking. d. water in an aquifer absorbs harmful bacteria from the drainage field of a septic tank.
Answers: 1
Do you know the correct answer?
1. How much energy (in calories and in Joules) will it take to raise the temperature of 75.0 g of...

Questions in other subjects:

Konu
Mathematics, 24.01.2020 09:31
Konu
Mathematics, 24.01.2020 09:31