A balloon contains 2500 ml of helium gas at 75 degrees Celsius. What is the final volume in millimeters of gas when the temperature changes to each of the following, if n and p do not change?

When comparing the two elements P and I, the element with the higher first ionization energy is PP When comparing the two elements P and I, the element with the higher first ionization energy is blank based on periodic trends alone.

What do atoms form when they bond chemically? a. atom b. mixture c. solution d. molecules

In a chemical equation, which symbol should be used to indicate that a substance is in solution? A. (s) B. (g) C. (l) D. (aq)

Which component within a nuclear reactor directs neutron bombardment? turbine generator control rod chain reaction

In order to start a class a fire you must have

And the cell potential is - 54.0 mv (inside negative), calculate the maximum ration of

What is the final ph of a solution created by adding 12 ml of 0.5 m hcl to 300 ml of 100 mm formate if the pka for formic acid is 3.78?

Imagine that an uncharged pith ball is brought into the electrostatic field of a charged rod. The side of the pith ball closest to the negatively charged end of the rod will

When forces attracting solvent particles to each other are broken, what is provided for a solution? energy for the solute to precipitate space for the solute in the solvent inertia for the solute to move into the solvent nothing is provided

Erosion occurs when natural forces alter a landscape. What does it mean to alter a landscape?