subject
Chemistry, 04.12.2020 22:50 neolmar9329

PLEASE HURRY (I will mark brainiest) A student performed an experiment in her kitchen by heating water up on
her stove and letting it boil for 20 minutes. She observed that over time
the amount of water in the pot decreased from about half full to about
a quarter full. She also observed some steam in the air above the pot.
Answer questions 1-5 about this experiment.

2. Which of the following statements is true about the air in the
student's kitchen?
a. There are more particles in the air after heating
b. There are fewer particles in the air after heating
c. The number of particles in the air does not change
d. There are less of some particles in the air and more of others
after heating. The total number of particles may or may not
change

ansver
Answers: 2

Another question on Chemistry

question
Chemistry, 23.06.2019 00:00
In an exothermic reaction, energy may be released to the surroundings in the form of question 4 options: heat light thermal all of the above
Answers: 3
question
Chemistry, 23.06.2019 02:00
The bone of a dinosaur and the imprint of a leaf are examples of which kind of fossils? a) index b) body c) amber d) trace
Answers: 1
question
Chemistry, 23.06.2019 04:10
An unknown substance has been shown to have weak covalent bonds. which of the following is most likely a property of this substance? a. high ph b. high conductivity c. low melting point d. low flammability
Answers: 3
question
Chemistry, 23.06.2019 05:30
How many moles are in 1.26*10^24 particles in significant figures
Answers: 2
You know the right answer?
PLEASE HURRY (I will mark brainiest) A student performed an experiment in her kitchen by heating wa...
Questions
question
Mathematics, 27.05.2021 01:30
question
Mathematics, 27.05.2021 01:30
question
Engineering, 27.05.2021 01:30
question
Social Studies, 27.05.2021 01:30
question
Health, 27.05.2021 01:30