Question

обчислити молекулярну масу)
mr(K3PO4)=
MR(BA(OH)2)=

Answer 1

Mr(K3PO4)=3*39+31+(16*4)=117+31+64=212
Mr(Ba(OH)2)=137+(16+1)*2=171

Answer 2

$Mr(K_3PO_4)=39,01*3+30,97+16*4=117,03+30,97+64=212$

$Mr(Ba(OH)_2)=137,33+16*2+2=171,33$