Answer:
The iron core, copper wire, and an electricity source.
Explanation: Me
Becauze were made of LOTS of atoms actually ECERYTHING EVEN AIR is made of atoms
Answer:
The answer is
<h2>1.30 g/mL</h2>
Explanation:
The density of a substance can be found by using the formula

From the question
mass of object = 6.9 g
volume = final volume of water - initial volume of water
volume = 30.4 - 25.1 = 5.3 mL
It's density is

We have the final answer as
<h3>1.30 g/mL</h3>
Hope this helps you
Burning is a chemical property so (c) for #1
Sodium has one valence electron in its 3rd orbit
The statement that refers to the process of hydrolysis is <span>Water is needed for hydrolysis to take place. The answer is letter C. The rest of the statements do not answer the question above.</span>