6 NaOH + 2Al -> 2 NaAlO3 + 3H2 How many atoms of aluminum are required to produce 4 moles of hydrogen

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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gasoline is a mixture. it contains several different kinds of compounds that can be present in a variety of ratios.