Why do scientists create models to describe atoms

Duncan takes a break from studying and goes to the gym to swim laps. If swimming burns 705 calcal per hour, how many kilojoules does swimming burn in that same amount of time? In other words, convert 705 calcal to kilojoules.

Select the best answer for the question. 13. A reversible reaction has an equilibrium constant of 0.75. If the forward rate constant is 0.62 mol/L/s, what's the reverse reaction rate constant? A. 1.210 B. 0.827 O C. 0.910 D. 1.010

In general, what is the effect of increased temperature on the solubility of a gas?

What temperature scale must always be used to specify temperature when it is used in a gas law calculation?

Which phrase best indicates the appropriate audience?

What is linen composed of

Which of the following elements has the lowest electronegativity? A) Xe B) Rb C) I D) Cl

An oxidation-reduction reaction is also known as a redox reaction. What is one way you could tell that a redox reaction has occurred? a. when one substance transfers electrons to another. b. when a substance reacts with oxygen. c.

How many atoms are there in 2.59 mol of carbon monoxide (CO) ?

What is 5.06 grams of oxygen in atoms