A 1.50 M sulfuric acid (H2SO4) has the density of 1.15g/cm3. Calculate the mass %, molality, mole fraction, and normality of the sulfuric acid solution. For normality sulfuric acid has 2 acidic protons.

The climate of the continental united states is generally 1. tropical 2. temperate 3. arctic 4. highland

Polar bears give birth and hunt on sea ice. which of the following would polar bears survive during the melting of arctic ice? growing another layer of fur during summer migrate inland to search for different food sources staying put until the ice refreezes sticking to the usual diet of seals

What causes the appearance of lines in a emission spectrum