Stored in bonds of chemical compounds is the right answer
Answer: 0.156 mol
Explanation:
To find the moles of 17.2 g K₂S, we need to know the molar mass to convert.

Answer:
It takes 83 mL of a 0.45 M NaOH solution to neutralize 235 mL of an HCl ... 2). You are titrating an acid into a base to determine the concentration of the base. The endpoint of the neutralization is reached but the stopcock on the buret sticks slightly ... 5). It takes 12.5 mL of a 0.30 M HCl solution to neutralize 285 mL of NaOH ...
Explanation:
Mass = protons + neutrons
7+8 = 15 g