Physics
Physics, 17.01.2020 03:31, webbhlharryteach

What is a substance?

a) a uniform mixture that can’t be separated
b) a mixture that can be separated
c) a single component that can’t be separated
d) a single component that can be separated

answer
Answers: 1

Other questions on the subject: Physics

image
Physics, 22.06.2019 07:20, raemyiajackson1
Use the information presented in the graph to answer the questions. which segments show acceleration? which segment indicates that the object is slowing down? what is the velocity of segment b? what is the acceleration of segment b?
Answers: 3
image
Physics, 22.06.2019 16:30, mem8163
In a classical model of the hydrogen atom, the electron moves around the proton in a circular orbit of radius 0.053 nm. what is the electron's orbital frequency? what is the effective current of the electron?
Answers: 3
image
Physics, 22.06.2019 22:30, nickocasamplonp6mlob
The drag force, fd, imposed by the surrounding air on a vehicle moving with velocity v is given by fd = cdaρv 2/2 where cd is a constant called the drag coefficient, a is the projected frontal area of the vehicle, and ρ is the air density. an automobile is moving at v = 80 kilometers per hour with cd = 0.28, a = 2.3 m2, and ρ = 1.2 kg/m3.
Answers: 2
image
Physics, 23.06.2019 00:30, Tanya120
Which of the following statements are evidence that gases do not always behave ideally? check all that apply.? a. co2 gas becomes dry ice (solid co2) at 1 atm and –78.5 °c. b. when two gases are mixed, they follow dalton\'s law of partial pressures. c. at 4 k and 1 atm, helium is a liquid. d. it is impossible to compress a gas enough so that it takes up no volume.
Answers: 3
Do you know the correct answer?
What is a substance?

a) a uniform mixture that can’t be separated
b) a mixture th...

Questions in other subjects:

Konu
Mathematics, 01.02.2021 23:10
Konu
Mathematics, 01.02.2021 23:10
Konu
Mathematics, 01.02.2021 23:10
Konu
Mathematics, 01.02.2021 23:10
Konu
Geography, 01.02.2021 23:20