What could have caused the mass to be higher than the initial mass
2 answers:
Answer:
Possibly the addition of oxygen from the atmosphere
Explanation:
The oxygen comes from the atmosphere
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3 elements are in one chemical
Answer: The total potential energy of the products is less than the total potential energy of the reactants
Explanation:
Its just like backing soda and viniger i think hope that helped
Density = mass / Volume 0.856 g/cm3 = x / 30 cm3(0.856)(30) = xx = 25.68 grams
Answer:
speed= distance/time
= 100/5=20mph
