A cube of salt is crushed before being stirred into water.

Physical Change? Chemical Change? Both?

Match each symbol to what it represents. A. P Number of moles B. V Volume C. n Pressure D. R 8.314 E. T Temperature

Write a balanced equation for the reaction of sulfuric acid (H, SO) and ammonium hydroxide to produce water and ammonium sulfate.

What characterizes the chemotaxis phase of phagocyte mobilization?

What's the electron configuration of an N-3 ion

What is a covalent compound? physical science?

The atoms of gaseous helium are

The subatomic particle that has the least mass is the ...

Which two properties are used to define matter? has mass and conducts heat has buoyancy and volume has mass and takes up space conducts energy and has characteristic properties

Calculate the energy if 48.7 g of Al reacts in the following reaction. (Al = 26.98 g/mol) Fe2O3 (s) + 2 Al (s) →Al2O3 (s) + 2Fe (s) ∆Hrxn = - 852 kJ.

Which type of wave has a wave perpendicular to the disturbance? Surface Longitudinal Mechanical Tranverse