Chem350 exam - Study guides, Class notes & Summaries

How many Joules are in a calorie? - 4.184 Joules What is the vapor pressure in torr for water at 28 degrees Celsius? - 28.3 P = F/A is the formula for what? - pressure the amount of heat needed to increase the temperature by 1 degree Celsius of 1 gram of any given substance - Specific Heat Which of the following contains no matter? -A rock -A balloon full of air -A balloon full of helium -A lightning bolt - A lightning Bolt

Base - Acid or Base? Tastes bitter Base - Acid or Base? Feels slippery Acid - Acid or Base? Blue litmus paper red An acid is a molecule that donates H^+ ions, so the molecule that lost a H^+ ion on the product side will be the acid. CH40 is the acid. - Identify the acid in the following reaction: PH3 + CH40 → CH30- + PH4+