An observation which is descriptive is considered:

quantitative

qualitative

What is the molarity of 53.0 grams of HCl dissolved in 400.0 mL of water

The compound formed between lithium and nitrogen would be which of these letter choices? A. Li3N B. LiN3 C. LiN D. Li3N3

How are elements arranged in the periodic table? A. by atomic mass B. alphabetically C. by atomic number D. by the date of discovery

What is the largest river basin in North Carolina?

What is a substance used to decrease the rate of a chemical reaction

On earth, the weight of an object changes. TrueFalse

When 5 grams of KCl are dissolved in 50. grams of water at 25°C, the resulting mixture can be described as (1) heterogeneous and unsaturated (2) heterogeneous and supersaturated (3) homogeneous and unsaturated (4) homogeneous and supersaturated

How have water & wind shaped Earth's Surface?

Convert 14 kilograms to pounds

Why are there only two elements in the first period of the periodic table? A. There are more than 2 elements in the first period of the periodic table. B. The first two elements share a unique property the rest of the periodic table does not have. C.