A student fills a paper cup with water and puts in a freezer overnight. When she takes the cup out the next day, she notices tha
t the sides of the cup are pushed out. Why did this happen?
2 answers:
Because when water freezes it is less dense so it expands.
When water is frozen, it expands.
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Answer:
0.35 g Li
Explanation:
H2SO4 + 2Li -> Li2SO4 + H2
7 g Li -> 2 g H2
x -> 0.10 g H2
x= (0.10 g H2 * 7 g Li)/ 2 g H2 x= 0.35 g Li
Answer:
balanced............
Answer:
Rn
Explanation:
Rn is the symbol for radon with the atomic number of 86
Can you take a closer up photo?
I am pretty sure that electron amounts and proton amounts are the same.