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Mrs.Scott
Questions (1)
how do you and write a combination of reaction equations?
Sodium metal reacts with chlorine gas? Na(s) +
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Answers (4)
balance*
yes ma'am...i just found this website today..sorry..
OMG thanks!
you can add 15 to both sides and then factor a^2-8+15=0 you have to find 2 numbers that when added together equal -8 and when multiplied equals 15...-5 and -3 after factoring you should get a-5=0 & a-3=0 then a=5 and a=3
