Balance the following chemical equation.
1 answer:
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.
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Answer:
1. CaCO3 + 2HCl → CaCl2 + H2O + CO2
2. C6H12O2 + 8O2 → 6CO2 + 6H2O
Explanation:
D. amu
amu stands for atomic mass unit
To get mL from mass just devide 1000g with 10.5 to get 95.23mL
Answer:
1088.89 Pa
Explanation:
According to the Newton's second law of motion:-
Mass = 50.0 kg
Acceleration = g = 9.81 m/s²
So,
Force = 490 N
Area of the base = 
= 
m² = 0.45 m²
<u>Pressure = Force/Area = 
= 1088.89 Pa</u>
A physical change is like freezing water and it turns into Ice.
