Make a claim about whether a mixture could be made up of only elements in a compound summarize evidence to support the claim and help explain your reasoning

How many grams of aluminum will there be in 98g of al2o3?

If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?

Pastoral farming is best described as a. a method of raising livestock and moving herds b. an african method of agriculture c. a method of cultivating crops on poor soils d. a common method of desert farming select the best answer from the choices provided a b c d