A nickle is about 2 millimeters thick, or 2/1000 of a meter. how many nanometers is this?

Name one physical property that could be used to distinguish chlorine from oxygen

The high concentration of carbon dioxide (CO2) in the atmosphere of Mars inhibits infrared radiation from escaping and keeps the surface extremely hot. A. True / VenusB. False / Venus.

In which substance do the molecules have the strongest attractions to one another?

Melting ice is an example of which of the following? Question 1 options: endothermic reaction exothermic reaction isothermic reaction chemical reaction

Why do scientists have to make an experiment

Anatom that has lewer neutrons than protons and more electrons than protons is

Which can have either a positive charge or a negative charge when they are released during radioactive decay? A. alpha particles B. beta particles C. positrons D. photons

Which ionic compound is water soluble? A. cuS B. NH4NO3 C. SrSO4 D. ZnF

What is part of an experiment that is not being tested and is used for comparison

Is hydrogen sulfide a heterogeneous mixture solution compound or element?