Answer:
A. 3Mg + N₂ → Mg₃N₂
Explanation:
This is a multiple choice question, so the correct answer is in one of the options.
A. is correct. It has three atoms of Mg and two of N on each side of the equation.
B. is wrong. It has four atoms of N on the left and two on the right.
C. is wrong. It has six atoms of Mg on the left and nine on the right.
D. is wrong. It has one atom of Mg on the left and three on the right.
Significant figures means the number of important figures, 0 not included.
This means that the answer is 1094.00
Hope this helps! :)
4.) True:
Since
P(E) = 1 - P(Ec)
P(E)+P(Ec)=1
If you think of it as the chances of you getting e or not getting e, then it's a 100% chance of either one happening.
