Which of the following elements are in the same group?
A. Be and Mg
B. Na and Mg
C. O a...
Chemistry, 28.01.2021 21:30 michaellangley
Which of the following elements are in the same group?
A. Be and Mg
B. Na and Mg
C. O and F
D. Si and S
Answers: 1
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Asample of hydrated tin (ii) chloride (sncl2) has a mass of 4.90 g. when it is dehydrated, it has a mass of 4.10 g. which is the correct chemical formula for the hydrate? sncl2•2h2o sncl2•4h2o sncl2•6h2o
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How many grams of iron can be made from 16.5 grams of fe2o3
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Will mark as brainliest ! how many grams of iron metal do you expect to be produced when 245 grams of an 80.5 percent by mass iron (ii) nitrate solution react with excess aluminum metal? show all work needed to solve this problem!
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Suppose you discovered a new element with 120 protons and 2 electrons in its outer level . i'm what group does this new element belong? what properties would you expect it to have
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