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Sue L

Questions (4)

Which of these are balenced?2 C4H10( g) + 13 O2( g)h8 CO2( g) + 10 H2O(l) 4 C6H7N5O16(s) + 19 O2( g)h24 CO2( g) + 20 NO2( g) +
1. 0 answers
2. 450 views
(a) ____Fe(s) + ____S(s)h____Fe2S3(s)(b) ____P4 (s) + ____H2(g)h____PH3(g) (c) ____NO(g) + ____Cl2(g)h____NOCl(g) (d)
1. 1 answer
2. 382 views
(a) ____Fe(s) + ____O2 (g) h____ Fe2O3(s)(b) ____H2 (g) + ____N2 (g) h____NH3 (g) (c) ____Cl2(g) + ____KBr(aq)h____Br2(l ) +
1. 0 answers
2. 402 views
What are the atomic number and the atomic mass of theelement formed when 84 218Po emits a beta particle? What are they if the
1. 2 answers
2. 2,396 views