6) Which food substances become oxidised and make foods inedible? 7) Paul has a bag of corn chips. It contains a gas that prevents oxidation.
a) Name the gas and give its chemical symbol.
b) of Paul could put his pet mouse in the bag without the gas escaping would the mouse survive?
ii) explain why.
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Calculate the expected ph values of the buffer systems from the experiments (a,b,c,d), using the henderson- hasselbalch equation, ph-pka+log[a-]/[ha]. use for pka values carbonic acid= 6.37, and acetic acid= 4.75.

Select the correct text in the passage. which sentences describe examples of sustainable living? i live in an old apartment building downtown, but my company is based in an office park on the outskirts of the city. i drive an old car that needs to be replaced. i plan to buy a hybrid for better gas mileage, but for now i am able to carpool with a couple of friends from work. the drive to the office park is about 45 minutes each way, but we do get to work in a modern building. the architects just received a leed certification for the design.

Define dew point. i am writing this part to be able to ask the question