subject
Chemistry, 15.07.2021 01:40 capo5094

Jane performed the following trials in an experiment. Trial 1: Heat 80.0 grams of water at 15.0 °C to a final temperature of 65.0 °C.
Trial 2: Heat 80.0 grams of water at 10.0 °C to a final temperature of 65.0 °C.

Which statement is true about the experiments?

The same amount of heat is absorbed in both the experiments because the mass is same.
The same amount of heat is absorbed in both the experiments because the final temperature is same.
The heat absorbed in Trial 2 is about 1,240 J greater than the heat absorbed in Trial 1.
The heat absorbed in Trial 2 is about 1,674 J greater than the heat absorbed in Trial 1.

ansver
Answers: 3

Another question on Chemistry

question
Chemistry, 22.06.2019 05:30
Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?
Answers: 2
question
Chemistry, 22.06.2019 18:00
Chlorophyll a had the molecular formula c55h72mgn4o5 how many atoms are in this molecule
Answers: 2
question
Chemistry, 22.06.2019 20:10
Insoluble sulfide compounds are generally black in color. which of the following combinations could yield a black precipitate? check all that apply. na2s(aq)+kcl(aq) li2s(aq)+pb(no3)2(aq) pb(clo3)2(aq)+nano3(aq) agno3(aq)+kcl(aq) k2s(aq)+sn(no3)4(aq)
Answers: 1
question
Chemistry, 23.06.2019 01:50
Drag the tiles to the correct locations. each tile can be used more than once, but not all tiles will be used. one or more locations will remain empty. nitrosyl fluoride has the chemical formula nof nitrogen has five valence electrons, oxygen has six, and fluorine has seven. complete the lewis structure for this covalent compound. f n = = = . : : 0 : reset next um. all rights reserved us 2
Answers: 2
You know the right answer?
Jane performed the following trials in an experiment. Trial 1: Heat 80.0 grams of water at 15.0 °C...
Questions
question
Mathematics, 07.05.2021 05:50
question
Mathematics, 07.05.2021 05:50
question
Mathematics, 07.05.2021 05:50
question
Geography, 07.05.2021 05:50
question
Mathematics, 07.05.2021 05:50
question
Chemistry, 07.05.2021 05:50
question
Biology, 07.05.2021 05:50
Questions on the website: 13722367