Which equation shows how to calculate how many grams (g) of KCl would be produced from 4 mol KOH? The balanced reaction is: MgCl2 + 2KOH → Mg(OH)2 + 2KCI 4 mol KOH O A. 1 mol KOH 1 mol KCI 74.55 g KCI 1 mol KCI OB. 4 mol KOH 1 2 mol KCI 1 mol KOH 74.55 g kol 1 mol KCI O c. 4 mol KOH 1 2 mol KCI 2 mol KOH 74 55 g KCI 1 mol KCI 4 mol KOH OD. 1 mol KCI 2 mol KOH 74 55 q kc 1 mol KCI

Identify the lewis acid in this balanced equation: ag+ + 2nh3 -> ag(nh3)2+a. ag+b. nh3c. ag(nh3)2+

[ou.03jthe pictures below show the wavelengths and intensities of electromagnetic radiations emitted by three stars, star 1, star 2, and star 3. intensity intensity- intensity- 1000 3500 6000 8500 11000 wavelength (a) star 1 1000 3500 6000 8500 11000 1000 3500 6000 8500 11000 wavelength (a) wavelength (a) star 2 star 3 which of these statements is correct about the color of the three stars? star 2 is white in color o star 2 is yellow in color star 1 and star 3 are yellow in color star 1 and star 3 are white in color

The molar mass of iron(fe) is 55.8 g/mol. what is the mass in grams of 2.25 moles of iron?