Answer:
It is a technique of collection and storage of rain water
Question 4: C-An element is a substance made up of two or more different types of atoms that
are not chemically combined.
Question 5: Coke, Aluminum foil, chicken noodle soup, Gatorade
Answer:
Water particles have strong intermolecular forces.
Explanation:
Water molecules are affected by attraction and repulsion and that causes the water to have strong forces and intermolecular strength to be strong.
Answer:
B. and A.
Explanation:
May I have the Brainlliest award?
Moles = Mass(g) / ar
Moles of phosphorus = 0.859 / 31
= 0.0277096774
1 mole = 6.02 × 10^23
Atoms of phosphorus = 0.0277096774 × 6.02×10^23
=ans.
sorry i cant do the calculation. I dont have a calculator with me.