The correct answer is 13 I just did it bro
Answer:
<h3>601.93 g/mol</h3>
<h3>explanation:</h3>
Problem: The Ba3(PO4)2 (molar mass = 601.93 g/mol) precipitate that formed from a salt mixture has a mass of 0.667 g.
(20*1000)÷(molecular weight of H3po4*50)
Choose new balls (which is A I believe)
A. Flueorescece. <span>The light from these ultraviolet lamps reacts with the chemicals of a mineral and causes the mineral to glow.
Hope I get Brainliest</span>