What should i do first in my minecraft world

Astudent carefully transfers 30 g of water and 30 g of alcohol in a glass tube, forming two layers and filling the tube completely. after sealing the tube, the student mixes the solutions, and notices a bubble that forms in the tube. what is the mass of the contents in the glass tube after mixing?

Fill in the coefficients that will balance the following reaction: a0cr2(so4)3 + a1agno3

How far is the region from the equator or control climate