air is made up of mostly O2, N2 and CO2. if the total pressure of the air is 765 mmhg and P (n2) = 600 mmHg and P (CO2) = 38 mmHg then what is the partial pressure of the O2?

Which has should only be produced in a fume hood? a. Cl2 b. CO2 c. H2 d. H2O

Determine how many grams of silver would be produced, if 12.83 x 10^23 atoms of copper react with an excess of silver nitrate. Given the equation: Cu + 2AgNO3 - > Cu (NO3) 2 + 2Ag Avogadro's number: 6.02 x 1023

Why was it possible to neutralize HCI using NaOH?

Which of the following would have to lose three electrons in order to achieve a noble gas electron configuration? Si Mg Al Cl P a. Cl b. P c. Mg, Al, P d. Al e. Si, P

A galvanic cell consists of one half-cell that contains ag (s and ag + (aq, and one half-cell that contains cu (s and cu2 + (aq. what species are produced at the electrodes under standard conditions? ag + (aq + e - ? ag (s e° = + 0.

When heat is added to or removed from a substance, it may change its state. What state will most likely result if heat is added to a liquid?

Chemical Reactions Lab Procedures: 1. Place a 1cm long piece of white chalk in a clear plastic cup. 2. Add 5 mL of vinegar to the cup. 3. Record your observations. If you were performing the procedures above you would need to A.

How many moles of oxygen are in 0.53 moles of co 22?

The car wit fastest acceleration is the tempest. it has an acceleration of 6.1 m/s. suppose the car accelerates from rest to a final speed of 30. m/s. how long does it take the tempest to reach this speed?

What is the wavelength of 2.18*1016 hz wave?