5. Calculate the molarity of a solution made by diluting 0.050 L of 0.10 M HCl solution to a volume of 2.3 L. 4. What is the molarity solution made from dissolving 20.0 g of NaOH in 250 mL of solution?

Which statement describes how phase changes can be diagrammed as a substance is heated? the phase is on the y-axis and the temperature is on the x-axis. the temperature is on the y-axis and the phase is on the x-axis. the time is on the y-axis and the temperature is on the x-axis. the temperature is on the y-axis and the time is on the x-axis.

Write the chemical symbols for three different atoms or atomic cations with 27 electrons. asap!

Acrystal that absorvd water from air is (blank)a. aqueousb. homogenousc. hygroscopicd. efflorescent