Answer:
The 3rd Law
Explanation:
The rockets burns fuel, pushing down onto the ground which then creates equal force pushing it up.
Energy
It travels in the form of energy waves
Answer:
the number of moles is 0.279
Explanation:
The computation of the number of moles of calcium nitrate, is shown below;
We know that
Number of moles = mass of substance ÷ molecular weight
= 45.8 g ÷ 164.088
= 0.279moles
hence, the number of moles is 0.279
We simply applied the above formula so that the correct value could come
3. There is no precipitate, precipitates are SOLID. Meaning that they are insoluble in water. NaCl in the products is aqueous, therefore it IS soluble in water. Meaning that there is no precipitate.