A second order reaction with a single reactant has a rate constant of 3.75x10-3 M-1s-1. After 500.0 seconds the concentration has dropped to 0.104 M. What was the initial concentration? M

The relationship between an object's acceleration and its mass

You need to determine the density of a ceramic statue. If you suspend it from a spring scale, the scale reads 28.4 NN. If you then lower the statue into a tub of water, so that it is completely submerged, the scale reads 17.0 NN.

A beam of light is incident upon a flat piece of glass (n = 1.50) at an angle of incidence of 30.00. Part of the beam is transmitted and part is reflected. Determine the angle between the reflected and transmitted rays

The ideal temperature at which to study the effect of proteases on protein is 37°C. Why are higher temperatures not advisable? A) This could result in an irreversible denaturing of the protein.

It is the highest velocity attainable by an object as it falls through the air.

Which of the following do not involve a direction? Check all that apply. A. Time B. Velocity C. Distance D. Acceleration

What does deltaX mean in physics?

Which activity involves using fossil fuels directly or indirectly? 1) eating fresh fruit for a snack 2) cooking hot dogs on a campfire 3) using crayons to color 4) walking to school

Which of the following objects would have the most inertia? A. A sphere with a radius of 5 cm and a mass of 34 grams. B. A sphere with a radius of 4 cm and a mass of 15 grams. C. A sphere with a radius of 8 cm and a mass of 27 grams. D.

A boy slides a book across the floor using a force of five and over a distance of 2M what is the kinetic energy of the book after he slides at assume there is no friction