Which is the most specific classification for the element uranium?

100 mL of a buffer that consists of 0.20 M NH3 and 0.20 M NH4Cl is titrated with 25 mL of 0.20 M HCl. Calculate the pH of the resulting solution given that the Kb for NH3 is 1.8 x 10-5.

What elements are in the same period as phosphorus

When 6.4 grams of licl are dissolved in enough water to create a 145-gram solution, what is the solution's concentration, expressed as a percent by mass?

How many neutrons does the following nuclide have? 253/100 Fm A. 253 B. 100 C. 153 D. none of these

Why does a split petrol forms a slick on top of water

What are the characteristics of bones?

If 294 grams of FeS2 is allowed ti react with 176 grams of O2 according to the following equation how many grams of Fe2O3 are produced? FeS2 + O2 = Fe2O3 + SO2

Convert 3.57 moles of aluminum to grams

An average microwave uses a frequency of 2.54 GHz. How much energy is emitted?

Why scientist form a hypothesis