subject
Chemistry, 10.04.2020 07:43 xDoxing

How many calories are required to raise the temperature of 75g of water from 20 ˚C to 50˚ C?

A. 1.5x103 cal

B. 2250 cal

C. 2000 cal

D. 75.0 cal

ansver
Answers: 1

Other questions on the subject: Chemistry

image
Chemistry, 22.06.2019 10:30, mv603177
Rocks, as they are compressed, begin forming mountains above the earth's surface when two continental plates converge. the continental crust increases in depth as the mountains grow above. the himalayan mountains formed at a convergent plate boundary in this manner. the rocks are smashed together causing them to due to the intense heat and pressure from the colliding plates and eventually forming rock. a) melt; igneous b) layer; sedimentary c) recrystallize; metamorphic d) melt into the earth's interior; metamorphic
Answers: 1
image
Chemistry, 22.06.2019 15:00, makaylajones74pdxtrk
What is the most important factor in determining climates.
Answers: 1
image
Chemistry, 22.06.2019 15:30, lizzyhearts
Count the number of each type of atom in the equation below, and then balance the equation. write in the numbers of atoms and coefficients. add a 1 if there should be no coefficient. cs2(l) + o2(g) → co2(g) + so2(g) c [ ] s [ ] o > c [ ] s [ ] o [ ] cs2(l) + [ ] o2(g) > [ ] co2(g) + [ ] so2(g)
Answers: 3
image
Chemistry, 22.06.2019 15:50, danny4577
How many moles of potassium hydroxide are needed to completely react with 2.94 moles of aluminum sulfate
Answers: 1
You know the right answer?
How many calories are required to raise the temperature of 75g of water from 20 ˚C to 50˚ C?

Questions in other subjects:

Konu
History, 21.09.2019 04:30