What is the force of attraction between cations and anions?

Determine the maximum r-value of the polar equation r =3+3 cos 0

What is the rate of 12 liters of water moving through a water hose in 4.0 minutes?

The first-order reaction a→2b+c has rate constant 0.538 s−1. if the initial concentration of a is 0.867 mol l−1, what is the half-life of the reaction in seconds? remember to use correct significant figures in your answer (round your answer to the nearest hundredth). do not include units in your response.