Chemistry, 06.01.2021 02:00 brodycruce
The fuel tank of an airplane has a device that measures the fuel’s temperature. Before the airplane took off, the temperature of the fuel was 27°C. After the airplane had been flying for one hour, the temperature of the fuel had decreased to 3°C. Which of the following must have happened to the molecules of the fuel? I needd helppp ASAP
A. The molecules got farther apart.
B. The molecules started moving slower.
C. The fuel gained cold molecules.
D. The molecules became smaller in size.
Answers: 1
Chemistry, 21.06.2019 18:00
Which of the following is a compound? a.carbon b.oxygen c.hydrogen d.water
Answers: 2
Chemistry, 21.06.2019 22:30
Check the correct box to describe the periodic trends in electronegativity. electronegativity across a period: decreases. increases. electronegativity down a group: decreases. increases.
Answers: 2
Chemistry, 22.06.2019 06:40
Three alkali metals in group 1 are a. calcium, strontium, barium b. boron, aluminum, gallium c. sodium, potassium, rubidium d. fluorine, iodine, chlorine
Answers: 1
Chemistry, 22.06.2019 23:00
What is the oxidation state of each individual carbon atom in c2o42−?
Answers: 1
The fuel tank of an airplane has a device that measures the fuel’s temperature. Before the airplane...
Mathematics, 13.11.2019 23:31
Mathematics, 13.11.2019 23:31
Mathematics, 13.11.2019 23:31