CAN SOMEONE PLEASE HELP Wash out the cup and fill it half full of room temperature water. Use a knife to cut the other tablet into tiny pieces, or firmly tap the tablet with the back of a metal spoon to break it up. Add the pieces of the broken tablet to the cup of water. Using a stopwatch, time how long it takes for the tablet to dissolve completely. Record your observation.

What does the process of natural selection involve

Select the correct answer. when carbon dioxide dissolves in water, it sometimes reacts with water to form carbonic acid as in this balanced equation: co2 + h2o → h2co3. if 495 milliliters of carbon dioxide at 25°c and 101.3 kilopascals reacts with excess water, what is the theoretical yield of carbonic acid? use the periodic table and the ideal gas resource a. 0.889 g b. 1.10g c. 1.27g d. 2.02g what's the answer! quick!

A1.5l container holds p.50 grams of an unknown gas at a pressure of 0.44 atm and a temperature of 50.c what is the molar mass of the unknown gas