Under certain conditions potassium can react with oxygen in the air to form potassium oxide according to the reaction above which image best represents the amount of potassium required to completely react with all of the oxygen shown in flask below

for step 7 table c on the lab "newtons law of action"   the average time it took the car to travel .25 meters   was 1.92 seconds.

the average time it took the car to travel 0.50 meters was 2.61 seconds

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idk what is it? is this a question that you know the answer or u dont