During an experiment, an unknown substance gave the following results:
Red litmus paper stayed red
Blue litmus paper turned red
pH paper turned red
This substance is most likely:
ou o
Neutral
Strong acid
Strong base
Weak base

What volume of a 2.00 m stock solution of naoh is needed to prepare 150. ml of 0.40 m solution?

Both josef loschmidt and amedeo avogadro contributed to our understanding of basic molecular numbers, sizes, and reaction ratios. neither scientist discovered “avogadro’s number” in the form we use it today (6.02 x 10 23). still, there’s a controversy over the name. research the contributions from these two scientists and read about how avogadro’s number got its name. briefly state what you think this number should be called, providing key details of each scientist’s contributions to this concept and a solid rationale for your case in naming the number.

Answer asap need by wednesday morning calculate the ph of 0.16m ch3cooh which has ka = 1.74 x 10-5 mol dm-3 best answer will be brainliest