Astudent investigates if extra yeast (this is an animal cell) or extra sugar will produce the most gas when mixed in a warm water and yeast solution. he uses two bottles with ½ cup of warm water. to the first bottle, he adds 2 teaspoons of yeast and 1 teaspoon of sugar and then puts the balloon on top. he adds 2 teaspoons of sugar and 1 teaspoon of yeast to the second one, then puts on the balloon. he waits and records the changes in the size of the balloons as they fill with gas. what did he forget to do and what gas is produced?

8 m/s because for him to get the same amount of energy as ray is putting out, bobby, who weighs half as much as ray, needs to run twice as fast.

the correct answer is b. a strong acid completely dissociates to its ions when dissolved in water. completely dissociates to and ions. a is incorrect because does not fully ionize to and ions and some remain as the compound . c and d are incorrect because, and do not fall into the category of bronsted lowry acids. a bronsted lowry acid is a proton donor and since both molecules do not have a proton to donate they are not bronsted lowry acids. likewise,   if we use the lewis acid definition, they cannot be acids. a lewis acid is an electron pair acceptor. both and have a complete octet so can not accept any electrons which disqualifies them as acids.