Answer:
Explanation:
In a polar covalent bond, the distribution of common electrons are not shared evenly due to a greater positive charge from one atom's nucleus.Oct 30, 2016
Answer:
4+3=3+3+2
Explanation:
4Ni(oh)3+3pb(so4)2=3pb(oh)4+2Ni2(so4)3
The two systems would be respiratory and circulatory i think not completely sure tho <span />
No. of moles -= given mass/ molar mass
1) 9 g of H2O = 9/18 = 1/2 = 0.5 mole
2) 88g of CO2 = 88/44 = 2moles
3) 1.7 g of NH3 = 1.7/17 = 0.1 mole
