Question 11 of 16 V Question 11
How many moles of HCI will just react with 0.424 g Ba(OH)2?
2HCI + Ba(OH)2 - BaCl2 + 2H2O
O A) 4.94 x 10 mol
O B) 124 x 10-3 mol
O C) 2.48 x 10 mol
O D) 9.90 x 10 mol

A

Explanation:

How many moles of HCI will just react with 0.424 g Ba(OH)2?

A) 4.94 x 10 mol

mark him as !

answer: -

reaction:

na + cl ⇌ nacl

balanced chemical equation:

na + 2cl ⇌ nacl2

sodium + clorine goes to form sodium chloride (table salt).

the product is nacl2.

and the reactants are na and cl.

(note: if you don’t know what ⇌ means, read below: -

⇌(double head arrow) means reversible reaction).