Chemistry, 18.12.2019 19:31 davi113001
1. calculate the empirical formula of a compound that contains 2% hydrogen, 74 % carbon and 24% oxygen.
Answers: 1
Chemistry, 21.06.2019 21:00
Write the chemical symbols for three different atoms or atomic cations with 27 electrons. asap!
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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 03:30
What is the number of moles of chemical units represented by 9.03x10^24? and how do i show work? (dumb it down )
Answers: 1
Chemistry, 22.06.2019 10:30
Use this information to determine the number of calends electrons in the atoms. which of the following correctly compares the stability of the two atoms? a) both are unreactive b) both are highly reactive c) a is unreactive and d is reactive d) a is reactive and d is unreactive
Answers: 2
1. calculate the empirical formula of a compound that contains 2% hydrogen, 74 % carbon and 24% oxyg...
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