1f 600.0 grams HF reacts with excess SiO2, how many grams of H20 are produced? Use the following molar masses: HF = 20.01 g
H2O = 18.02 g
1 SiO2 (s) + 6 HF (O→ 1 HzSiF6 (aq) + 2 H20 (1)

Anthracite is so hard and pure it is also referred to as a renewable resource metamorphic rock hot bituminous coal dirty fuel

Answer explain why it is not possible to deduce a complete order of reactivity.

Acm ruler with main graduations from 1 to 10 from left to right there are 10 secondary graduations between each of the main graduations there is a line that begins. at the left end of the ruler 10 secondary graduations to the left of the “1 main graduation the right end of the line ends on the eighth secondary graduation to the right of 3 how long is the line