A container has four gases is pumped in the total pressure of the gases is 4.80 ATM. If the pressure of the first gas is 1.20 ATM and the pressure of the second gas is 0.490 atm, the pressure of the third gas is 0.780atm, what is the pressure of the fourth gas in the atmospheres

Astudent made the lewis dot diagram of a compound shown. what is the error in the lewis dot diagram? a)an o atom should transfer all of its six electrons to mg because the formula is mgo b) both electrons of mg should be transferred to one o adam because the formula is mgo c) the electrons should be transferred from each o add him to capital mg because mg has fewer electrons d) the number of dots around mg should be four because it has to transfer two electrons to each o

When an object falls through the air and encounters air resistance its overall speed will be than if it had not encountered air resistance? (one word answer)

The valence of aluminum is +3, and the valence of the chlorine is -1. the formula fir the aluminum chloride is correctly written as