Chemistry
Chemistry, 19.10.2021 01:00, jackferguson34

In a certain "green" house, heat from the sun is absorbed during the day and then released during the cooler night. How many joules are needed

to raise the temperature of 69.7 kilograms of "heater" (which has a

specific heat of 0.818 J/g) from 25.0 C to 41.0 C?

answer
Answers: 2

Other questions on the subject: Chemistry

image
Chemistry, 22.06.2019 02:00, cbelew0001ouje4i
How many moles of magnesium is 3.01 x10^22 atoms of magnesium?
Answers: 1
image
Chemistry, 22.06.2019 08:40, seth3336
Write the formula for the following chemicals. 7. e. trinitrogen tetraoxide a calcium phosphate f. magnesium acetate b. potassium sulfide g nickel(iii) cyanide c carbon dioxide h. silver sulfate d. cobalt(ii) chloride
Answers: 1
image
Chemistry, 22.06.2019 20:00, jalenevoyles
Phosphoric acid is a triprotic acid ( =6.9×10−3 , =6.2×10−8 , and =4.8×10−13 ). to find the ph of a buffer composed of h2po−4(aq) and hpo2−4(aq) , which p value should be used in the henderson–hasselbalch equation? p k a1 = 2.16 p k a2 = 7.21 p k a3 = 12.32 calculate the ph of a buffer solution obtained by dissolving 18.0 18.0 g of kh2po4(s) kh 2 po 4 ( s ) and 33.0 33.0 g of na2hpo4(s) na 2 hpo 4 ( s ) in water and then diluting to 1.00 l.
Answers: 3
image
Chemistry, 22.06.2019 22:30, eduardoguizar8787
Which one of the following bonds would you expect to be the most polar? a) b–h b) n–h c) p–h d) al–h e) c–h
Answers: 1
Do you know the correct answer?
In a certain "green" house, heat from the sun is absorbed during the day and then released during...

Questions in other subjects:

Konu
Mathematics, 16.04.2021 01:00