3 years ago

Q. The roller coaster cart has the most gravitational potential energy at position-

Chemistry

1 answer:

Maru [420]3 years ago

7 0

Answer:

Gravitational potential energy is greatest at the highest point of a roller coaster and least at the lowest point.

Explanation:

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KonstantinChe [14]

Answer:

Pencil is always used to mark chromatography paper or TLC plates because ink may run and interfere with the chromatogram. ... As soon as the paper/plate is taken out, mark the solvent front with a pencil before the solvent evaporates and the front becomes impossible to see.

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3 years ago

15) The average human is ~60% water, which translates to ~44.3 kg of water. If you eat a Reece's peanut butter cup (105 Calories

EastWind [94]

Answer: D) 2.37°C

Explanation:

$4.39x10^5J(\frac{g°C}{4.184J} )(\frac{kg}{1000g})(\frac{1}{44.3kg} )$ $=2.37°C$