Lovemyselftruly
1.
what safety rules should i follow before, during, and after a laborat...
Chemistry, 14.10.2019 06:30 postorivofarms
Lovemyselftruly
1.
what safety rules should i follow before, during, and after a laboratory investigation?
2.
what do safety symbols look like? what do they mean? provide at least three examples.
3.
how should i prepare for a field study and what should i do if there is an accident?
Answers: 1
Chemistry, 22.06.2019 05:30
Match the following vocabulary terms to their definitions. 1. amount of energy required to change 1 gram of material from the solid to the liquid state at its melting point 2. a measure of the kinetic energy of the particles of a substance 3. the amount of heat energy required to raise the temperature of 1 gram of liquid water from 14.5°c to 15.5°c 4. amount of energy required to change 1 gram of material from the liquid to the gaseous state at its boiling point 5. the amount of energy required to change 1 gram of a substance 1°c a. temperature b. latent heat of vaporization c. latent heat of fusion d. calorie e. specific heat
Answers: 1
Chemistry, 22.06.2019 12:00
What is a possible quantum number set for an electron in the 3s orbital of a magnesium atom
Answers: 1
Chemistry, 22.06.2019 15:00
Describe what happens to the molecules as water goes from ice to liquid to vapor. be sure to explain what happens to the temperature during the phase changes.
Answers: 2
Chemistry, 22.06.2019 19:30
Phosphorous can form an ion called phosphide, which has the formula p3−. this ion can form an ion called phosphide, which has the formula p3−. this ion properties very similar to those of pforms when a phosphorus atom loses three protonsis called a cationcontains 18 electrons
Answers: 2
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