Answer:
2H3PO4 +3Ca(OH) 2 = Ca3 (PO4) 2 +6H20
<span>E = mCdT
E = energy, m = mass, C = specific heat capacity, dT = change in temperature.
526 = 0.074C x 17
E = 0.074C x 55
Divide the equations
E/526 = (0.074C x 55)/(0.074C x 17) = 55/17
E = (55 x 526)/17 = 1702 J</span>
what did you eat for breakfast?
I can't help you otherwise
Answer:
The answer is the 3rd line.
Explanation:
That's the atomic number