Lithium, Li is 7.6% lithium-6 and 92.4% lithium-7. Determine the average atomic mass of lithium

Why should the scientific method be used to answer a question? a. it provides a way to test an idea without any bias. b. it provides a way to test a hypothesis. c. it provides a way to ensure all hypotheses are proven correct. d. it provides a way to quickly turn a hypothesis into a scientific theory.

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

Uranium can supply energy for the worlds electricity without admitting harmful greenhouse gases which of these statements best describes an outcome of uranium mining