21. In a flask, 10,3 g of aluminum reacted with 100,0 g of liquid bromine to form
aluminum bromide. After the reaction, no aluminum remained and 8.5 grams of
bromine remained unreacted. How many grams of bromine reacted? How many
grams of compound were formed?

Write the balanced equation for a reaction between aqueous nitric acid (hno3) and solid lithium metal (this is a single replacement reaction)

Which of the following natural processes is most likely to support the formation of an underwater sinkhole? a pollution buildup from deposited minerals b limestone cave collapsing due to changes in sea level c erosion of large amounts of sand moved by ocean waves d oxidation of rock formed by chemical weathering

The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false