Which ion has no electrons

What was the temporary name and symbol for the element coppernicium (Cn)

If an animal is an ectotherm it has

Which of the following is unit of energy? a. columb-volt b. volt-metre c. volt/coloumb d. column/volt

Suppose you discover a new element with 120 protons and 2 electrons in its outer level. in what group does this new element belong

Suppose that you want to compare the mass of a block of ice to its mass as liquid water. You mass the ice, and then you mass a pan. You put the ice in the pan and place it over high heat.

A student was comparing the solubility of equal amounts of table salt and table sugar at different temperatures. The table below shows the four samples that the student used and the temperature of the water that they were dissolved in.

How many cases of measles would you predict were reported last year

what happens when baking soda is mixed with vinegar a a new substance is formed B the substances are the same c but the baking soda stays the same but the vinegar changes form D the mixture turns from a liquid into a solid

Which celestial object is found in kuiper belt

When K - and I - combine