An ion of an element has 42 protons 44 neutrons and 43 electrons. What is it's charge and how did you make that determination?

A journey of a thousand miles begins with a single step where does this sentence come from

The block moves up an incline with constant speed. what is the total work wtotal done on the block by all forces as the block moves a distance l = 3.

If the moon disapared what affect would this have on earths tides

Which form of electromagnetic radiation has photons with the highest energy?

What are base isolators and give an example of an earthquake proof building

What is the weight of an object on earth that has a mass of 45 kg

Why does an object's mass and speed cause it to have kinetic energy?

Eratosthenes used what object to determine the size of Earth? A) Pyramids in Giza, B) Tower in Babel, C) Sphinx in Alezandria, D) Well in Alexandria

A major process by which the Sun's energy is transported around the Earth system?

Charge 1 is - 30 μC, charge 2 is 5 μC, the distance between the charges is 8 cm, and they are located in a vacuum. If the third charge of 3 μC would be placed into position B, i. e.