14,200 because all you have to do to solve this is multiply 14.2 kilometers by 1,000 meters to find the distance that he walks.
Answer: 193 mg of theobromine are present in the sample.
Explanation:
According to avogadro's law, 1 mole of every substance occupies 22.4 L at STP and contains avogadro's number of particles.
To calculate the moles, we use the equation:

1 mole of theobromine
weigh = 180 g
of theobromine
weigh =
(1g=1000mg)
193 mg of theobromine are present in the sample.
Answer:
hello :3
A cold is a contagious upper respiratory infection that affects your nose, throat, sinuses and trachea (windpipe).
Explanation:
have a nice day :3
Answer: [deleted answer due to being incorrect]