The volume of a gas is 52.0 mL at 88.0 K. What will be the new temperature if the gas is
compressed to 30.0 mL under constant pressure? plz help

This is a mixture that has the same composition throughout.

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

Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li