Atomic mass is the decimal number that is on the periodic table...
Boron's atomic mass is 10.81
The answer is letter A definitively .
Answer:
option B.
Explanation:
Given,
V₁ = 156 L
P₁ =2 atm
Now, in the cylinder
P₂ = ?
V₂ = 36
Using relation between pressure and volume



Hence, pressure is equal to 8.67 atm.
Hence, the correct answer is option B.
Answer:
Option D - It tells which compounds will dissolve in water.
Explanation:
It is used to predict whether or not a given ionic compound is soluble.
Answer:
Exothermic
Explanation:
I think it is exothermic because heat is being released