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1. If 0.890 g of potassium and 0.590 g of chromium react with 0.727 g of oxygen, what is the empirical formula of the compound?
2. The percentage composition of tin (IV) chloride is 45.9% Sn and 54.1% Cl by mass. What is the empirical formula of tin (IV) chloride? (Hint: Assume you have a 100.0 g sample, and 45.9 g are Sn, and 54.1 g are Cl)
3. The formula of a compound is 184. Analysis of the compound shows that there is 1.216 g of nitrogen and 2.772 g of oxygen in the compound. What is the molecular formula for this compound? (Hint: find the empirical formula first)
Answers: 2
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Complete the following reactions using word and balanced equations including states. dilute phosphoric acid is added with a calcium hydroxide solution.
Answers: 1
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It takes 945.kj/mol to break a nitrogen-nitrogen triple bond. calculate the maximum wavelength of light for which a nitrogen-nitrogen triple bond could be broken by absorbing a single photon.
Answers: 3
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C3h8o3 - glycerol major species present when dissolved in water
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For each of the following compounds, write the formula then predict whether it would be a strong, weak, or non-electrolyte when placed in di water. for the ionic compounds only, put (s) or (aq) after the forrmula formula strong, weak or non electrolyte? a calcium hydroxide b. silver carbonate c. lead(ii) sulfate d. phosphorus trifluoride e. sodium phosphide f barium sulfate g. strontium acetate h. zinc nitrate
Answers: 3
Please help me, will mark brainliest :)
1. If 0.890 g of potassium and 0.590 g of chromium react wi...
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