Answer:
D
75 neutrons and 50 protons and 50 electrons
Explanation:
Atomic number represents the number of protons and it's the same number for electrons
50 protons and 50 electrons
the mass number represents the number of neutrons and protons
125-50=75 neutrons
Answer:
1/2hour
Explanation:
it takes the runner 1 hour to complete 10km
so 5km is half of 10km therefore would take half the time
hope that helps:)
Answer:
Please did you ever get an answer??
Explanation:
Im doing usa test prep too and its really late
g - Measurement of Mass
m² - Measurement of Area
m³ - Measurement of Volume
km- Measurement of Length