One mole of copper has a mass of 63.5 grams. Approximately how many atoms of copper are present in one mole of copper? 63 atoms
64 atoms
32 × 1023 atoms
6 × 1023 atoms

Which is a characteristic of mixtures?

Starch and are common polysaccharide carbohydrates found in plants. sucrose glycogen fructose cellulose

Use the drop-down menus to answer each question. which runner finished the 100 m race in the least amount of time? which runner stopped running for a few seconds during the race? at what distance did anastasia overtake chloe in the race?