Calculate the value of E°cell for a galvanic cell based on the following half reactions. Be sure to report your answer with the correct significant figures and units. Include a space between the value and unit. E° (V) Ni2+(aq) + 2e– → Ni(s) −0.257 Cr3+(aq) + 3e– → Cr(s) −0.744

Which of the following compounds does not contain molecules? question 2 options: co2 h2 nacl h2o

Which of the following statements concerning the influence of culture on ethnic identity formation is accurate? a. one will reject ethnic identity if cultural stereotypes are encountered. b. if one’s ethnic city is different from the dominant cultural group, then one’s ethnic identity you will become weekend. c. if an the ethnic group is excepted by dominant culture, then ethnic identity formation can be a difficult process. d. similarity to the dominant culture can determine how easy it is for one to except ethnic differences.

Which of the following statements about acidic water is true? a. acid has no effect on the h, o molecules. b. the solution contains a larger number of oh ions than h, o ions. c. the solution contains a larger number of h, o ions than qh ions. d. the solution contains an equal number of h, o ions and oh ions. none of the above e.