Chemistry, 05.05.2021 05:10 mathlady12
HELP Sometimes a retired military vessel is hauled out to sea and
intentionally sunk. After some time on the seafloor, the ship begins to
form a coral reef that is home to many sea creatures. Which of the
following best describes how this action affects the environment?
A
The number of predators in the area is decreased.
B
A new habitat is created that supports several kinds of life.
с
Many harmful toxins are introduced into the environment.
D
Plants and animals have a new source of energy to live.
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 09:10
Select the correct answer from each drop-down menu.describe what happens to a carbon-11 atom when it undergoes positron emission.the decay of a carbon-11 atom _1_, and this causes it to emit _2_.options for 1: > changes a neutron into a proton> changes a proton into a neutron> is hit with a neutron> reconfigures its protons and neutronsoptions for 2: > a negatively charged electron-sized particle> a positively charged election-sized particle> two atoms and several neutrons> two neutrons and two protons
Answers: 3
HELP Sometimes a retired military vessel is hauled out to sea and
intentionally sunk. After some t...
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