Initial temperature of metal =

С

Initial temperature of water =

°C

Final temperature of both =

A 50.0-ml sample of 0.50 m hcl is titrated with 0.50 m naoh. what is the ph of the solution after 28.0 ml of naoh have been added to the acid?

Which types of shirts are not allowed in the lab

Binary compounds of alkali metals and hydrogen react with water to produce H2 (g). The H2 from the reaction of a sample of NaH with an excess of water fills a volume of 0.500 L above the water.

A lead cylinder (density=11.3 g/mL) is placed in a graduated cylinder that originally had a volume of water in it equal to 73.2 mL. After addition of the lead, the volume of the water in the cylinder reads 95.6 mL. What is the mass

Many radioactive atoms that have large masses undergo radioactive decay by releasing a particle that is identical to a helium - 4 nucleus. What charges in the original atom are expected as a result of this phenomenon

What is an aqueous solution of sodium chloride is best classified as

5) Solid lithium metal is added to an aqueous solution of magnesium chloride forming lithium chloride solution and solid magnesium a. If you begin the reaction with 15.0 g of lithium and 25.

A compound is found to contain 47 percent potassium 14.5 percent carbon and 38.5 percent oxygen by the way the molar mass of the compound is 166.2 g what is the molecular formula

How do you go from moles to atoms

Write conversion factors (as ratios) for the number of: (a) kilometers in 1 mile (b) liters in 1 cubic foot (c) grams in 1 ounce