Answer:
the answer is 7g
Explanation:
I'm not really sure about the answer but the way i did it is i added 2+5g
Answer:
7,9,11
Explanation:
this is because water includes 0H, which would mean that it is more than 6
Answer:
The answer to your question is: letter b Sulphur
Explanation:
Remember that in neutral molecules the sum of the oxidation numbers equals zero.
Mg⁺²S⁺⁶O⁻²₄
Magnesium = +2
Sulphur = +6
Oxygen = -2 x 4 = -8
Answer:
D
Explanation:
If you add two or more thermochemical equations to give a final equation, then you also add the heats of reaction to give the final heat of reaction
As the atomic number increases the atomic radius increases since it's adding more electrons to the outermost shell
