These 2 elements are in the same period, what Period would it be?

What can be the use of smoke transformed into liquid?

Table sugar completely dissolved in water is an example of a?

Upon decomposition, one sample of magnesium fluoride produced 1.65 kg of magnesium and 2.56 kg of fluorine. a second sample produced 1.32 kg of magnesium. part a how much fluorine (in grams) did the second sample produce?