What is true about a saturated solution

Which pH range is more acidic than most freshwater lakes, streams, and ponds? A. 3 to 5 B. 6 to 8 C. 10 to 12 D. 12 to 14

Is the value you obtained for the wavelength of the laser light consistent with the range of wavelengths for the red light? Explain any sources of error that might have caused a large deviation.

Why does a weather balloon filled with Helium rise? (Refer to "Densities of Common Substances" table.) a) Its density is greater than air. b) Its density is less than air.

The temperature and volume in a closed container of gas remain constant. If the number of particles of gas is increased, what will happen to the gas pressure? -it will increase -it will decrease -it will remain constant -you cannot predict it

If an enclosure of 0.432 L has a partial pressure of O2 of 3.4*10-6 torr at 28 ∘C, what mass of magnesium will react according to the following equation? 2Mg (s) + O2 (g) →2MgO (s)

if the units cancel and you are left with only the desired units for the problem, all the rations were set up correctly. True or false?

How many valence electrons are in c4h6br2?

Calculate the empirical formula from the given percent compositions. 82% nitrogen (N), 18% hydrogen (H)

Atoms of different isotopes of the same element differ in their total number of electrons neutrons protons valence electrons

Which type of electromagnetic radiation has the longest wavelength? A) ultraviolet B) infrared C) X-ray D) visible