Answer:
When zinc is added to copper sulphate (CUSO4) solution due to more reactivity of zinc, cooper is replaced by the zinc and forms zinc sulphate. During the process, the colour of the solution changes from blue to colourless.
D. It will lose 2 electrons in order to become stable.
Answer:
nothing can travel faster than light
In vacuum it is 186282 miles per second
Explanation:
Carbon-13 has 7 neutrons and carbon-12 has 6 neutrons. Carbon-12 is the most common isotope of carbon. Carbon-14 is radioactive and very rare. The symbols for the isotopes of carbon atoms shown here indicate they each have six protons but mass numbers of 14, 13 and 12.
Answer:
Radio waves were first developed in WWII
Explanation:
Mark me Brainliest?
