How many moles are there in 2.0 grams NaCl?

Select the correct answer. given: 2libr + ba → babr2 + 2li in this chemical reaction, 325 grams of barium (ba) react completely. how many moles of lithium (li) are produced? a. 1.18 mol b. 2.37 mol c. 4.73 mol d. 16.4 mol e. 32.9 mol

The identities of substances are the same before and after which type of change

How does climate change cause the ocean's thermohaline current to slow down?