Answered Apr 21, 2024
Number of moles frogen
=
6010 / 129.8
= 46.3 mol .
Mass of H2O = ( 46.3 ร 18 ) g =
832 . 1538
1 yd2 = 8.361ร10-25 Tm24.14ร1025 yd2 = 4.4ร1025 ร 8.361ร10-25 Tm2= 36.7884 Tm2
d,e
pH= -log[H+]pH= -log[1ร10^-3]pH= 32) pH= -log[3.6ร10^-5]pH= 5-log3.6pH= 4.44
H= mcฮtm= H/cฮt= 42000/(4.2ร100) = 100g
Freezing point of water = 0ยฐCBoiling point of water = 100ยฐCCwater = 4.2 Jg-1ยฐC-1q = m ร c ร โT m = q/โT ร c= 42.6/(100-0) ร 4.2= 0.01g
a) 4x3
D) 2.408 x 1024 molecules of water
147N+42Heโ178O+11H714N+24Heโ817O+11H is an example of a fission reaction
Energy (n), angular momentum (โ), magnetic moment (mโ), and spin (ms).
1 cubic metre =1000 litres10l = 1ร10/1000 = 0.01B. 0.01m3
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