Physical property of matter because you don't have to change its chemical make-up to tell, you can observe it using your senses and tools.
Answer:
A) When the moon is full
Explanation:
The moon controls the tides, so the more the moon the more the tide
13.6
a) yes Pb is more reactive that Ag, Pb before Ag
b) no, Cu after H
c) yes, Cl2 is more active than I2
4) yes, Mg is more active
13.7 (as I think)
Al ³⁺ more active than Zn²⁺, Mn can react with Zn²⁺, but not with Al ³⁺ , because Mn after Al but before Zn
Answer:

Explanation:
Hello,
In this case, since the density is defined as the ratio between the mass and the volume as shown below:

We can compute the density of water for the given 43 g that occupy the volume of 43 mL:

Regards.
1 Gallon = 3.7854118 Liters