<h3>Answer:</h3>
Density = 1.22 g.mL⁻¹
<h3>Solution:</h3>
Data Given:
Mass = 22.4 g
Volume = 18.3 mL
Density = ??
Formula used;
Density = Mass ÷ Volume
Putting values,
Density = 22.4 g ÷ 18.3 mL
Density = 1.22 g.mL⁻¹
A) H3PO4
H(+1),
P(X)
O(-2)
3*(+1)+x+4*(-2)=0, 3+x-8=0, x=+5
b)P2O5
P(x)
O(-2)
2x-2*5=0, 2x=10, x=+5
c) PH3
P(x)
H(+1)
x+3*(+1)=0, x+3=0, x=-3
Answer:
Distillation can be used to soften water as the water evaporates as it is heated and the ions are left behind.
Hope that helps. x
Answer:also confused ?
Explanation:cant see full answer
Water left in a freezer is called ice