Answer:
37
Explanation:
Atomic mass is the sum of protons and neutrons in an atom.
Answer:
Choice B
They are polar climates because they are dry
and cold
Answer:
41.17
Explanation:
n Zn = mass / m.wt
= 8.75 /(65.4) = 0.1338 mole
n HCL = ( from the balanced equation )
<u> 2HCL</u> <u>Zn</u>
2mole → 1 mole
x mole → 0.1338mole
n HCL = .268 mole
M= mole/liter
6.50= 0.268/x
so u have0.04117 liter = 41.17 ml
Galactic is referring to the galaxy and cosmos! :)