What is an isotope?
Isotopes of an element exist when the atoms of an element have different numbers of neutrons, or in other words the same atomic number but a different mass number.
MT
Related Physics GCSE answers
All answers ▸What are the differences between microwaves and radio waves? How does this effect what we use them for?
A wave with a constant velocity doubles its frequency. What happens to the wavelength?
What is the structure of atoms
If a student uses an electric kettle connected to a 230V mains power supply, with a heating power of 1.8kW. Assuming negligable losses, answer the following: a) find the current in the kettle b) find the total energy transferred in 2 minutes of operation