The pH of lemon juice at 298 K is found to be 2.32. What is the concentration of H3O + ions in the solution?

Use: [H3O+]=10-PH

A) 1.05x10^-3 M

B) 4.79x10^-3 M

C) 2.09x10^2 M

D) 9.55x10^2 M

What does water taste like?

Plastics are synthetic, organic polymers. how are plastics similar and different to polysaccharides

Which is not an example of a vestigial structure

Watson describes how he recognized that the two strands are held together by hydrogen bonds A) between the bases, B) adenine pairing with thymine, C) cytosine pairing with guanine.

1. Which out of the following elements has the lowest electronegativity: Lithium, Beryllium, Magnesium, Sodium 2. Which out of the following elements has the least metallic character: Lithium, Beryllium, Magnesium, Sodium 3.

How many electrons can the 7th sell hold?

The alkenes are compounds of carbon and hydrogen with the general formula cnh2n. if 0.561 gram of any alkene is burned in excess oxygen, what number of moles of h2o is formed?

Changes in color, energy, and odor are indications that a

The correct formula for aluminum phosphide

Why does temperature increase with altitude through the stratosphere? The stratosphere is closest to the sun. The ozone layer is found in the stratosphere. All layers of the atmosphere increase in temperature with altitude.