The balanced equation between the
and
is:

Formula of molarity is:


Substituting the values,

So, number of moles of
is
.
From the balanced equation it is clear that for 1 mole of
, 2 moles of
are required.
Hence, 0.21 mole of
= 
Molar mass of
= 
So, the mass of
= 
The initial fees to open the account.
The fees charged for late payment.
The annual percentage rate for the card.
Answer:
D.) All of the above
Explanation:
Anxiety can cause sweating, chaky hands, headaches etc
Answer:
I would say A, Gravity can help erosion to occur.
Explanation:
While B,C,D do help cause erosion, that isn't the only way erosion can occur.
The answer is A. As the first statement is a true statement. Hope this help you