Chemistry, 28.10.2019 10:31 townselt6855
Um átomo apresenta 13 prótons e 14 nêutrons. a carga do íon estável formado a partir desse átomo será:
a)-2
b)-1
c)+1
d)+2
e)+3
a resposta deu letra (e) não
Answers: 2
Chemistry, 21.06.2019 22:30
1. combine iron and copper (ii) sulfate solution. (hint: iron will form the iron (iii) ion) fe + cuso4 → 2. combine lead (ii) nitrate and potassium iodide solutions. pb(no3)2+ kl → 3. combine magnesium metal and hydrochloric acid solution. mg + hcl → 4. electrolysis (splitting) of water. h2o → 5. burning magnesium. mg + o2 →
Answers: 3
Chemistry, 22.06.2019 12:30
Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.
Answers: 2
Um átomo apresenta 13 prótons e 14 nêutrons. a carga do íon estável formado a partir desse átomo ser...
Mathematics, 04.03.2021 06:20
English, 04.03.2021 06:20
Social Studies, 04.03.2021 06:20
English, 04.03.2021 06:20
Mathematics, 04.03.2021 06:20
Mathematics, 04.03.2021 06:20
English, 04.03.2021 06:20
Mathematics, 04.03.2021 06:20
Mathematics, 04.03.2021 06:20
Mathematics, 04.03.2021 06:20