Jim brings his finger near a metal doorknob and receives a shock what does this demonstrates

At 100°C, Kp = 60.6 for the reaction 2 NOBr (g) ⇌ 2 NO (g) + Br2 (g) In a given experiment, 1.75 atm of each component is placed in a container. Is the system at equilibrium? If not, in which direction will the reaction proceed?

Is making salt water a chemical or physical change?

Give the word equation for the neutralization reaction of an acid and a base. Question 1 options: Acid + Base - -> Salt + Hydrogen Acid + Base - -> neutral solution Acid + Base - -> Salt + Hydroxide Acid + Base - -> Salt + Water

Use Gay-Lussac Law to solve. When the pressure of a balloon starts at 7.5 atm and the temperature surrounding the balloon goes from 65 C to 32 C, what would be the end pressure.

Henry plans to monitor the change in concentration of an acid during a chemical reaction. He wants to collect data every 0.1 seconds and then to graph his data and insert it into a text document. Which pair of tools would be best for Henry to use?

Why do scientist sometimes discard theories? A - the steps Scientific met that were not followed in order B - public opinion disagrees with the theory C - the theory is opposed by the church D - contradictory observations are found E - congress

The total number of protons and neutrons in a atom is its?

The original atmosphere of earth had little oxygen. what was the likely first source of oxygen that led to an oxygen atmosphere?

A depiction of the arrangement of atoms in molecules and polyatomic ions

If an automobile travels at 30. m/s for 2 minutes, how far has the car traveled?