A 32.3 g iron rod, initially at 22.7 ∘C, is submerged into an unknown mass of water at 62.6 ∘C, in an insulated container. The final temperature of the mixture upon reaching thermal equilibrium is 58.9 ∘C. Part A What is the mass of the water? Express your answer to two significant figures and include the appropriate units. Activate to select the appropriates template from the following choices. Operate up and down arrow for selection and press enter to choose the input value typeActivate to select the appropriates symbol from the following choices. Operate up and down arrow for selection and press enter to choose the input value type m =