WILL GIVE BRAINLIEST!! How many moles are in 123.0 grams of KClO4?

Group of answer choices

0.2354 mol KClO4

0.6445 mol KClO4

0.7124 mol KClO4

0.8878 mol KClO4

In which direction will the following reaction go if the standard reduction potentials are 0.80 v for ag/ag+ and –0.44 v for fe/fe2+? ag+ + fe → ag + fe2+ a.)forward b.)the reaction cannot occur. c.) not enough information is given. d.) reverse

What is the name of this hydrocarbon?

Which of the following statements is true? a. elements in the last period are radioactive. b. atomic weight is the same as atomic mass. c. elements in the same group have the same number of electron shells. d. atomic number equals the number of neutrons in the nucleus of an atom.