When heated kclo3 decomposes into kcl and o2 if this reaction produced 31.9 g of kcl how much o2 was produced in grams

According to the tide table below what time of day will the highest tide occur?

Which property of a rock remains unchanged by mechanical weathering? a. total surface area b. size and shape c. mineral composition d. sharpness

Which sample at stp has the same number of atoms as 18 liters of ne at stp