Where does the energy go in an endothermic reaction?

What happens when the acid content of the stomach is reduced? a. pH remains unchanged and pOH decreases. b. pH decreases and pOH increases. c. pH increases and pOH decreases. d. pH increases and pOH remains unchanged.

When a double replacement reaction produced one compound that is soluble and one compounds that is insoluble, a. only the solution of dissolved ion resultsb. only a solid is formedc.

How to tell how many valence electrons based on electron config?

The average rate of consumption of br - is 1.86*10-4 m/s over the first two minutes. what is the average rate of formation of br2 during the same time interval?

What is the twisted ladder shape of the DNA called? 3-D model nucleotides double helix single strand

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.

Pretend you are the size of an atom and you are observing a reaction between a potassium ion and a fluorine atom. Describe how an ionic bond forms as the atoms react.

Calculate how to prepare 250.00 ml of approximately 1.0 m hcl solution from the 2.5 m hcl solution. show your work.