If you have access to stock solutions of 1.00m h3po4,1.00 m of hcl, and1.00 m naoh solution,(and distilled water of course),what volumesof each would you mix before diluting to a final volume of 2.00 l to prepare 2.00 l of ph 7.40 buffer with a final total concentration of 50 mm of phosphorous contains species (e. g. so that [h3po4] [h2po4-] [hpo42-] [po43-]

What will most likely happen when two bromine atoms bond together?

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

How does a catalyst increase the speed of a reaction? a. the catalyst eliminates the activated complex stage, allowing products to form immediately. b. the catalyst lowers the energy level of the reactants, making it easier for them to react. c. the catalyst makes it easier for the activated complex to form, lowering the activation energy. d. the catalyst raises the energy level of the products, making the reaction finish sooner. reset next