When a sample of aluminum with a mass of 23.625g is placed in a graduated cylinder with 22.69 ml of water the volume is raised to 31.44ml what is the density of the metal

3) Lithium metal (Li) react with hydrosulfuric acid (HS) to produce hydrogen gas and magnesium chloride (Li 2 S). How many grams of Lithium metal are required to react completely with excess acid to produce 4.5 L of Hydrogen at 315K and 1.

Jen can take either of two separate roads to drive to work. The first is a toll road that is rarely congested. The second road is a road with no tolls, but it is often congested and has many potholes.

If f is a reactive nonmetal, which other element or elements shown here do you expect to also be a reactive nonmetal?

5. What's the net force acting on an 18-kg object if an acceleration of 3.0 m/s2 is produced?

Write an expression for the equilibrium constant for this reaction. NH4CONH2 (s) 2NH3 (g) + CO2 (g)

Fish need at least 4 ppm dissolved o2 for survival. part a what is this concentration in mol/l?

How does a runoff get polluted.

Anatom that has lewer neutrons than protons and more electrons than protons is

Which can have either a positive charge or a negative charge when they are released during radioactive decay? A. alpha particles B. beta particles C. positrons D. photons

Which ionic compound is water soluble? A. cuS B. NH4NO3 C. SrSO4 D. ZnF