Question

Write the ionic equations for the following reactions: (1x3)
a) 2Na3PO4(aq) + 3CaCl2(aq)  Ca3(PO4)2(s) + 6NaCl(aq)
b) CuSO4(aq) + 2NaOH(aq)  Cu(OH)2(s) + Na2SO4(aq)
c) NH4OH(aq) + HCl(aq)  NH4Cl(aq) + H20(l)

Answer 1

Answer:

During exhalation, the diaphragm moves up and ribs move downwards and inwards, decreasing the space in the chest cavity, this increases the air pressure inside the lungs and forces the air out of the lungs.