After clamping a barrette to a ring stand you noticed that the set up is tippy and unstable what should you do to stabilize the set up?

How do you convert 4 mmol of bromobenzene to ml?

The rate constant for the reaction below is 6.2 x 10−5 mol l−1 s −1. if the initial concentration of a is 0.0500 m, what is its concentration after 115 s?

Why is the bottom layer of a trophic pyrimid the