Consider the following reaction
1 answer:
Answer: Calcium
Explanation: an element need to reduce Iron in reaction.
Calcium is only metal in list which can reduce Iron
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Answer:
110 degrees C
Explanation:
0.075 L * 1.0 M = 0.075 mol HCl
H2 is half of HCl by the coefficients divide 0.075 by 2 and get 0.0375 mol H2 gas
just divide the mass 49.2 grams by the amount of gummi bears 23 to get the answer of 2.1391 then it says to round to 2 decimals so 2.14 grams
It would be: 1s2, 2s2, 2p4
Distillation :)
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