Answer:
B) 1, 2, 2, 1
Step-by-step explanation:
In given equation:
Left side: Right Side:
2 Na 1 Na
1 S 1 S
1 H 2 H
1 Cl 1 Cl
To equal the number of Na and H atoms on both sides, HCl and NaCl will have a coefficient of 2 to balance the equation while Na₂S and H₂S will have a coefficient of 1.
1 Na₂S + 2 HCl ⇒ 2 NaCl + 1 H₂S
Answer:66
Step-by-step explanation:
There are 132.08cm in 52 inches
Answer:
The answer is "Option C"
Step-by-step explanation:
The using formula
→r = rate
→ n = compounded value
In choice a:
When compounded is monthly 
In choice b:
When compounded is quarterly
In choice c:
Whenn compounded is daily 
In choice d:
When compounded is semiannually
A, divide 2.5 by 5 and you get 0.5, multiply that by 9 and you get 4.5. A is the answer
