3.6 Calculate which compound used in the reaction between potassium nitrate and
water was in excess.
(1 cm of H,0 = 1 g of H,0)
Leave
blank
Relative atomic masses (A): H = 1, 0 = 16
Excess compound =
[3 marks]​

How many ions that have a +1 charge will bond with an ion that has a -2 charge

You are performing an experiment in a lab to attempt a new method of producing pure elements from compounds. the only problem is that you do not know what element will form. by your previous calculations you know that you will have 6.3 moles of product. when it is complete, you weigh it and determine you have 604.4 grams. what element have you produced?

Select the correct answer how does the heat content of the reaction change in the process of photosynthesis when a glucose molecule is formed? ca the value of is negative the value of qis positive the value of a remains constant the value of a decreases the value of equals zero e