There are 6.02 × 1023 atoms in 1 gram of hydrogen. How many atoms are there in 400 grams of hydrogen? Write your answer in scientific notation. If necessary, round your answer to two decimal places.

There are 6.02 × 1023 atoms in 1 gram of hydrogen. How many atoms are there in 400 grams of hydrogen? Write your answer in scientific notation. If necessary, round your answer to two decimal places.

2.41 × 10^26

2.41 × 10^23

2.41 × 10^20

24.08 × 10^25