subject
Chemistry, 19.05.2020 21:01 xoxo12376

Which of the following is true about pure substances?
A.
A pure substance has the same chemical properties throughout.
B.
All pure substances are unable to be separated by any means.
C.
A pure substance can only be made up of one kind of atom.
D.
A pure substance can always be separated by physical means.

ansver
Answers: 2

Another question on Chemistry

question
Chemistry, 22.06.2019 03:30
At a temperature of 393 k, the temperature of a sample of nitrogen is 1.07 atm what will the pressure be at a temperature of 478 k
Answers: 1
question
Chemistry, 22.06.2019 06:00
Which of the following did jj thompson discover about atoms? a)an atom has an internal structure. b) atoms are tiny indivisible particles. c)electrons orbit the nucleus of an atom. d) the nucleus of an atom contains protons and neutrons.
Answers: 2
question
Chemistry, 22.06.2019 07:30
The volume of helium in a blimp is 6.28 x 10^9 millimeters. the density of helium in the blimp is .1786 kilogram/meter^3. find the mass of the helium in the blimp.
Answers: 1
question
Chemistry, 22.06.2019 18:20
Categorize them by metal, nonmetal, in periodic tableductilenon-ductilemalleableoften gain electrons easilygood conductorpoor conductorcan be liquidselements
Answers: 2
You know the right answer?
Which of the following is true about pure substances?
A.
A pure substance has the same...
Questions
question
Mathematics, 15.02.2022 14:00
question
Mathematics, 15.02.2022 14:00
Questions on the website: 13722362