A gas occupies a volume of 1.5 L at a pressure of 1.25 atm. What will be the volume of this gas if the pressure increases to 3.0 atm? * A.0.4 L
B.0.5 L
C.0.6 L
D.0.7 L

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

Zoe is investigating the composition of substance a, an unknown substance. using chemical processes, she analyzes substance a and determines it is composed of sodium, oxygen, and hydrogen atoms in a ratio of 1 : 1 : 1. what is substance a? a. a compound b. an element c. a heterogeneous mixture d. a homogeneous mixture

According to periodic trend, which of the following most likely has the highest ionization energy? kr be ni sc