Answer:
I think the answer is true, sorry if I am wrong
Explanation:
Answer:
the abbreviation form of full name is called symbol.
the smallest unit of cimpound is called molecule.
Answer:
D i think, sorry if its wrong
Explanation:
Answer:
b)5l x 10kg c)10kg + 9l (Not sure for the last 1)
Answer:
Number of moles of methane form = 2.3 mol
Explanation:
Given data:
Number of moles of Hydrogen = 4.6 mol
Number of moles of methane form = ?
Solution:
Chemical equation:
C + 2H₂ → CH₄
Now we will compare the moles of methane with hydrogen from balance chemical equation.
H₂ : CH₄
2 : 1
4.6 : 1/2×4.6 = 2.3 mol
Form 3.6 moles of hydrogen 2.3 moles of methane can be formed.
