Which of the following is an irreversible physical change?
a) melting a piece of lead
b) shar...
Chemistry, 20.10.2020 05:01 irvinbhangal2
Which of the following is an irreversible physical change?
a) melting a piece of lead
b) sharpening a pencil
c) dissolving sugar into water
d) boiling water
Answers: 1
Another question on Chemistry
Chemistry, 21.06.2019 18:00
Aballoon inflated with three breaths of air has a volume of 1.7 l. at the same temperature and pressure, what is the volume of the balloon if five more same-sized breaths are added to the balloon?
Answers: 3
Chemistry, 22.06.2019 11:00
Imagine that twenty i.u.’s of enzyme z were catalyzing the above reaction for one minute, under vmaxconditions, in a 3.00 ml assay volume. the assay is buffered with 20 mm phosphate buffer, ph 7.60. what will the ph be at the end of that one minute?
Answers: 2
Chemistry, 22.06.2019 15:00
Areaction is first order with respect to reactant x and second order with respect to reactant y. which statement describes the rate law for this reaction?
Answers: 1
You know the right answer?
Questions
Mathematics, 10.02.2021 03:20
Mathematics, 10.02.2021 03:20
Mathematics, 10.02.2021 03:20
Mathematics, 10.02.2021 03:20
History, 10.02.2021 03:30
Biology, 10.02.2021 03:30
Mathematics, 10.02.2021 03:30
Geography, 10.02.2021 03:30
Mathematics, 10.02.2021 03:30
Mathematics, 10.02.2021 03:30
Mathematics, 10.02.2021 03:30
