Which statement is true about two isotopes of the same element?
a. they have the same m...
Physics, 04.12.2019 07:31, Ladarius622
Which statement is true about two isotopes of the same element?
a. they have the same mass number.
b. they have different numbers of protons.
c. they have different locations on the periodic table.
d. they have different numbers of neutrons.
Answers: 3
Physics, 22.06.2019 15:30, jjjjjj4999
Match each scenario to the form of energy it represents
Answers: 2
Physics, 22.06.2019 16:20, jmackenzie7
How does a circuit breaker protect a refrigerator? a. when the current is too high, a metal strip in the fuse melts and opens the circuit. b. when the resistance is too high , a re-settable which opens a circuit c. when the current is too high , a re-settable switch opens the circuit d. when the resistance is too high a metal strip in the fuse melts and opens the circuit
Answers: 2
Physics, 22.06.2019 18:30, kalithekittenqueen
Aprotein molecule in an electrophoresis gel has a negative charge. the exact charge depends on the ph of the solution, but 30 excess electrons is typical. what is the magnitude of the electric force on a protein with this charge in a 1600n/c electric field? write in two significant numbers, and also in newton
Answers: 2
Mathematics, 06.01.2021 01:00
Mathematics, 06.01.2021 01:00
Mathematics, 06.01.2021 01:00
Mathematics, 06.01.2021 01:00