Which part of an of the helium atom is positively charged

Which is the best way to respond to feedback on a research paper? A. Ignore the feedback if it is critical of your work. B. Choose not to write another paper for the semester. C. Use constructive criticism to improve your paper. D.

In an oil spill, why does the oil not mix with the sea water? A. Lipids are hydrophobic B. Lipids are hydrophilic. C. Lipids are saturated. D. Lipids are unsaturated.

A single compound breaks apart to form two or more elements or compounds

Write at least three characteristics of acids and three characteristics of bases. These characteristics should be what makes them different from one another.

How many molecules are in 7.90 moles of CH4? 1.31 x 10-23 molecules 7.62 x 1022 molecules 4.76 x 1024 molecules 2.30 x 1025 molecules

If you start with 4.5 moles of aluminum and 6.5 moles of copper chloride to make aluminum chloride and copper, what is the limiting reagent? 2AL+3CuCL->2ALCL3 + 3Cu

True or false? An energy-level diagram shows all electron levels of an atom.

Oxygen, nitrogen, and fluorine bond with hydrogen to form molecules. these molecules are attracted to each other by

If a substance consists of only one kind of atom, it is an ... A. mixture B. element C. solution

Why would a crash involving cars going faster do more damage than a crash going slow? explain using terms kinetic and potential and inertia. Science