Calculate the heat released when 54.9 g of steam at 124°C is converted to water at 39°C.​

Which of the following is an example of a parasite?

1. baking powder is a 1: 1 molar mixture of cream of tartar (khc4h4o6) and baking soda (nahco3). a recipe calls for two teaspoons (a total of 8.0 grams) of cream of tartar. how much baking soda must be added for both materials to react completely?

Write the chemical symbols for three different atoms or atomic cations with 27 electrons. asap!