How many milliliters of manganese metal, with a density of 7.43 g/ml, would be needed to produce 21.7 grams of hydrogen gas in the single-replacement reaction below? show all steps of your calculation as well as the final answer. mn + h2o → mno + h2 (5 points)

Vi limitens. vastery test select the correct answer. which statement explains why large atoms are more reactive than small atoms? a. large atoms have valence electrons farther from the nucleus and lose them more readily. b. large atoms have greater ionization energy, which they can utilize during a reaction. c. large atoms have a greater number of electrons that they can lose during a reaction. d. large atoms have more energy levels, so they have more energy to pass on in a reaction. reset next