Which statement is true with respect to an atom?
a.) the electrons remain enclosed in t...
Physics, 16.12.2019 13:31, leelee85503
Which statement is true with respect to an atom?
a.) the electrons remain enclosed in the nucleus of an atom.
b.) the atomic mass of an atom depends solely on the number of protons in the nucleus.
c.) the atomic number of an atom is equal to the number of protons.
d.) the protons and neutrons in the nucleus of an atom constitute the atomic number.
Answers: 1
Physics, 22.06.2019 07:30, crodriguez87
Clothes dryer uses about 7 amps of current from a 240 volt line. how much power does it use?
Answers: 1
Physics, 22.06.2019 10:30, zoebtharpe
An insulated 40 ft^3 rigid tank contains air at 50 psia and 120°f. a valve connected to the tank is now opened, and air is allowed to escape until the pressure inside drops to 25 psia. the air temperature during this process is kept constant by an electric resistance heater placed in the tank. determine the electrical work done during this process.
Answers: 2
Physics, 22.06.2019 15:50, shaylawymannnnn
Select all the correct answers. which changes will increase the rate of reaction during combustion? decreasing the area of contact between the reactants adding more oxygen to the reaction removing heat from the reaction changing the reactants from solid form to powdered form lowering the exposure of the reactants to air
Answers: 3
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