They start with the numbers u need to know in order to slove the problem and there has to be a story behind it
Answer:
Q9. The independent variable in this experiment is the fertilizer. It is independent because she manipulating the variable to compare the growth.
Q10. The dependent variable in this experiment is the amount of growth of the corn. It is this because the growth depends on what the scientist did on the corn.
Q11. The variable controlled in this experiment is the amount of sun and water. These two variables never change so this is why it is the control.
Explanation:
1 mol of formic acid is correct. There are two oxygen atoms in formic acid, compared to just one for the other molecules.
Answer:
all matter (everything) is made of the elements on the periodic table
Explanation:
