Answer:
7 and 11
Explanation:
The amount of sand on the beaches can be found using this formula:
volume (m3) = length (m) × width (m) × depth (m)
(6 × 108 m) × 60 m × 20 m = 7 × 1011 m3
Therefore, there would be a total of 7 × 1011 cubic meters of sand on the beaches.
Answer:
It is an example of Exothermic reaction.
Explanation:
It leads to release of HEAT as can be seen water is given in gaseous form.
Omg I ain’t readying all that my head already hurts
Experiment because she is actually taking the samples and testing them.
When a base, an acid, or a salt is dissolved in water it conducts electric currents
Ex. NaCl (salt)