A 50.0 liter hot air balloon at 25 ˚C and at 1.0 atm is released into the atmosphere where the pressure is decreased to 0.85 atm and the temperature of the hot air in the balloon is 90 ˚C. What is the new volume of the hot air balloon?

Select the atomic models that belong to the same element

What is the result of multiplying (2.5 × 1010) × (2.0 × 10-7)? a. 5.0 × 103 b. 5.0 × 10-3 c. 5.0 × 1017 d. 5.0 × 10-17

Which of the following ocean acidification? are the most likely side effects of a ph less than 7.0 in the ocean b. more metal salts altering the ocean chemistry c. dissolution of the shells of marine organisms d. both a & b e. all of the above.