subject
Chemistry, 29.01.2020 01:10 shakira11harvey6

Describe the four main spheres of earth. 1. lithosphere: 2. hydrosphere: 3. atmosphere: 4. biosphere:

ansver
Answers: 3

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 05:20
Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.
Answers: 1
question
Chemistry, 22.06.2019 10:30
Aglow stick contains a glass vial with chemicals. when the glow stick is bent, the vial breaks and the chemicals react to produce a glow. a science student observes that a glow stick kept in the freezer glows for a longer duration than a glow stick kept at room temperature. what conclusion can be drawn based on the observation? be sure to note the outcome and test variables in the conclusion.
Answers: 1
question
Chemistry, 23.06.2019 00:20
How many lone pairs of electrons are on the central atom of no3- and what is the molecular shape? one, trigonal planar zero, trigonal pyramidal zero, trigonal planar one, tetrahedral one, trigonal pyramidal
Answers: 1
You know the right answer?
Describe the four main spheres of earth. 1. lithosphere: 2. hydrosphere: 3. atmosphere: 4. biosph...
Questions
question
Mathematics, 29.01.2020 04:50
question
Mathematics, 29.01.2020 04:50
question
Spanish, 29.01.2020 04:50
Questions on the website: 13722359