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Chemistry
Determine whether or not the reaction is a redox reaction? If it is, state which substance is oxidized, and which is reduced. State how many electrons are transferred in each reaction.
2H20 (l) + 2Cl- (aq)àH2 (g) + Cl2 (g) + 2OH- (aq)
2H20 (l) + 2Cl- (aq)àH2 (g) + Cl2 (g) + 2OH- (aq)
Chemistry
250 grams of silver nitrate react with an excess amount of potassium chloride to produce potassium nitrate and silver chloride. How many grams of silver chloride do you get?
Chemistry
A 30g sample of ore contains 25g of haematite, Fe2O3. What mass of iron could be extracted?
Chemistry
How many atoms of nitrogen are in 10.0g of N2O5 ?
Chemistry
Glucose has the formula C6H12O6. What is the maximum mass of carbon that could be obtained from 200.00g of glucose?
Chemistry
If 8.66 X 1021 atoms are removed from 0.055 mole of iron, what mass of iron remains?
Chemistry
Which has a lower frequency, radio waves or green light?
Chemistry
write a balanced chemical equation for : so2 + 02≷ so2
Chemistry
Compare the energetics of metabolic oxidation of glucose and a fatty acids
Chemistry
How many atoms of copper are in 1 mole of copper?
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#339914 on Dec 2023
#339914 on Dec 2023