Chemistry, 09.01.2020 19:31 xthom001ow7go3
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13. succession is possible because
a. existing plants reproduce quickly.
b. new species make the environment less suitable for previous ones.
c. climates change over time.
d. it is a rapid and chaotic process that is very difficult to control.
Answers: 2
Chemistry, 23.06.2019 04:00
Achemical reaction is done in the setup shown , resulting in a change of mass. what will happen if the same reaction is done in a sealed container that is placed on the electronic balance?
Answers: 2
Chemistry, 23.06.2019 04:40
6) (a) calculate the absorbance of the solution if its concentration is 0.0278 m and its molar extinction coefficient is 35.9 l/(mol cm). the depth of the cell is 5 mm. (b) what is the %t? (7) calculate the absorbance of the solution if the transmitted light intensity is 70% of the initial light beam intensity
Answers: 1
Chemistry, 23.06.2019 05:00
Match the term to its description match term definition chemical energy a) internal energy caused by vibrations of atoms and molecules electrical energy b) electromagnetic energy that travels in waves radiant energy c) the movement of an electrical charge thermal energy d) potential energy stored in the bonds between atoms
Answers: 1
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13. succession is possible because
a. existing plants reproduce quickly.
b. new...
13. succession is possible because
a. existing plants reproduce quickly.
b. new...
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