the isotope of an atom contaning 40 protons and 51 neutons suddenlyhas 2 neutrons added to it. What isotope is created?

What are three objects that are not in motion and how you know that they are not in motion

What type of elements form covalent bonds?

How does a chemist give us the required medicines quickly?

How does the number of molecules in one mole of carbon dioxide compare with the number of molecules in one mole of water? A. There are four times as many molecules in one mole of carbon dioxide as there are in one mole of water. B.

20.352 mL of chlorine under a pressure of 680. mm Hg are placed in a container under a pressure of 1210 mm Hg. The temperature remains constant at 296 K. What is the volume of the container in liters?

The smallest unit of an element is a blank

How many sodium atoms will create an ionic bond with sulfur?

Rank the elements from smallest to largest electronegativity negativity (smallest at top) 1. N 2. P 3. As 4. Sb

A bicyclist pedaling up a Hill. What type of energy potential or kinetic?

What improvements have been made in modern farming? Select all that apply. 1. machines can do more work over less time 2. better seeds sprout and grow much more quickly 3. trains can transport food over long distances faster 4.