2 points 1. If 150 grams of water is to be heated from 15.0°C to 100°C to make a
cup of tea, how much heat must be added? The specific heat of water is
4.18 J/g"C"

Used the balanced equation 2h2+ o2 - -> 2h2o. if you have 7.2 grams of o2 , how many grams of h2o can you produce ?

Consider a culture medium on which only gram-positive organisms such as staphylococcus aureus colonies can grow due to an elevated nacl level. a yellow halo surrounds the growth, indicating the bacterium fermented a sugar in the medium, decreasing the ph as a result and changing the color of a ph indicator chemical. this type of medium would be referred to as a differential and enrichment culture.

How many atoms or molecules are there in a mole of a substance?