subject
Chemistry, 21.11.2020 01:30 bkondash4

While you were “sweating” your chemistry test, water vapor evaporates from your body, absorbing 2,427J of energy (assume no temperature change). What mass of water evaporates? (Q=m*Hv; 2260 J/g Heat of vaporization (Hv))

A 0.055 grams
B 1 gram
C 55 grams
D 500 grams

ansver
Answers: 3

Another question on Chemistry

question
Chemistry, 21.06.2019 16:30
In which direction will the following reaction go if the standard reduction potentials are 0.80 v for ag/ag+ and –0.44 v for fe/fe2+? ag+ + fe → ag + fe2+ a.)forward b.)the reaction cannot occur. c.) not enough information is given. d.) reverse
Answers: 1
question
Chemistry, 22.06.2019 02:50
What is the overall order of reaction for rate = k[no]2[o2]
Answers: 3
question
Chemistry, 22.06.2019 14:50
Which of the following is most likely true about water in chemical systems? a) water dissolves nonpolar ionic compounds. b) water dissociates ionic compounds. c) water dissociates covalent molecules. d) water dissolves nonpolar covalent substances.
Answers: 1
question
Chemistry, 22.06.2019 18:50
Which of the following is a conclusion that resulted from ernest rutherford’s scattering experiment? (will mark brainliest) a. the nucleus is negatively charged b. the atom is a dense solid and is indivisible c. the mass is conserved when atoms react chemically d. the nucleus is very small and the atom is mostly empty space
Answers: 3
You know the right answer?
While you were “sweating” your chemistry test, water vapor evaporates from your body, absorbing 2,42...
Questions
question
Mathematics, 07.06.2021 21:20
question
Mathematics, 07.06.2021 21:20
question
Mathematics, 07.06.2021 21:20
Questions on the website: 13722361