PLEAS HEL!!! A reaction occurs, and you know that NaOH has a concentration of 0.001 M NaOH. What will the concentration of HCl be?

A) 13.999 M HCl
B) 3 M HCl
C) 0.001 M HCl
D) 1 x 10-11 M HCl

Easy definition for atom and atomic mass

The pressure inside a hydrogen-filled container was 2.10 atm at 21 ? c. what would the pressure be if the container was heated to 92 ? c ?

What method(s) do plants use to obtain nitrogen? select all that apply. absorb it from the atmosphere use bacteria to convert nitrogen to usable form obtain usable nitrogen compounds from the soil absorb nitrogen from water taken in at the roots