how much NaOH is in 4.5 L of a 0.48 M NaOH solution?

0 ⤊

1. 86.4g
2. 60.2g
3. 84.28g
4. 82.68g

2007-11-04 02:52:50 · 2 answers · asked by Raisa S 1 in Science & Mathematics ➔ Chemistry

The answer is 86.4 ignoring significant digits

Once again the equation is Molarity=Moles of solute/volume in liters.

2007-11-04 02:56:57 · answer #1 · answered by Apium 2 · 0⤊ 0⤋

NaOH molar mass =40
1L of 0.48M contains 0.48*40=19.2g NaOH
and 4.5L contains 19.2*4.5 =86.4 g answer correct

2007-11-04 03:08:13 · answer #2 · answered by maussy 7 · 0⤊ 0⤋