Which of the following is the correct way to balance the equation CO, SO
CS, + 20, ) CO, + 2 SO,
2 CS, +30, --> CO, 3 SO,
2 CS,+20, > CO, + 250,
CS, + 3 0, CO, 2 SO,
CS, +30, 200, 350,

Joe shines white light into a bowl half full of water at an angle of incident of 27.5°. calculate the angle of refraction in the water given the indices of refraction for air and water are 1.00 and 1.36, respectively.

For the reaction i2(g)+br2(g)←−→2ibr(g), kc=280 at 150 ∘c. suppose that 0.450 mol ibr in a 2.00-l flask is allowed to reach equilibrium at 150 ∘c. what is the equilibrium concentration of 2ibr, i2, br2

Abike ride event is 30 miles. a first aid tent is put at the 3/4 mark of the course. how many miles from the starting point is the first aid tent?