1.660g of an unknown diprotic acid are used to make a 100.00mL solution. Then 25.00mL of this solution is transferred to an Erlenmeyer flask and is titrated with 0.1065 M NaOH. The titration endpoint is reached after 0.00477 mol of NaOH is added using the burette. What is the molar mass of the diprotic acid?

50 pts plz what is the physical state of matter of baking soda.

Which fact represents evidence for the big bang theory?

Which of the following statements about hybrid orbitals is or are true? choose all that apply. choose all that apply. under sp2 hybridization, the large lobes point to the vertices of an equilateral triangle. after an atom undergoes sp hybridization there is one unhybridized p orbital on the atom. the angle between the large lobes of sp3 hybrids is 109.5∘