Answer:
a. Magnesium dichloride
b. Magnesium phosphate
c. Calcium hydrogen carbonate
"Acceleration" is any change in speed or direction of motion ...
slowing down, speeding up, or curving away from a straight line.
You and I, and all other students of Physics, must re-educate
people. We have to tell everyone that 'acceleration' does NOT
mean 'speeding up'. AND, it doesn't even necessarily mean
any change in speed.
Answer:
The answer is C.
Explanation:
An ion is unlike a neutral atom in the fact that it has a charge. Because electrons are negatively charged, an atom becomes more positive if electrons are lost.
In my opinion,I think the answer is b.You can control variables more easily by doing different things for different purposes.
Longer the air column is the more harmonics are created. due to the longer column the waves have more space to bounce off of the sides of the column to create more harmonics.
