What information is needed to write a correct chemical formula to represent an ionic compound?

Which substance can be described as cations bonded together by mobile electrons? A) Ag (s) B) S₈ (s) C) Kr (l) D) KCl (s) E) HCl (l)

wo beakers are filled with different liquids. A steel ball is dropped simultaneously into each beaker: Drag the slider to see what happens. The stopwatch shows the time since the balls were dropped.

Refraction occurs when the speed of light changes as it travels between mediums. T F

Which of the following can have a quaternary structure? A) fatty acid B) protein c) DNA D) Polysacharide

Dr. House took two liquids of different densities (p_1=1500 kg/m^3; p_2 = 500 kg/m^3) are poured together into a 0.1 m^3 tank filling it. If the resulting density of the mixture is 800 kg/m^3.

Why are noble metals for example Rhodium, Palladium, Platinum, and Iridium largely used in chemical manufacturing as heterogeneous catalyst?

If displacement is decreasing, then velocity is:

True or false an example of a theory is Newton's theory of gravity

What is a molecule with atoms from two or more different elements?

How do you find the percent composition of CuBr2