1. Why are the world’s rainforests so important? 2. Predict solutions for slowing the loss of biodiversity.

3. Describe three ways humans are contributing to the loss of biodiversity.

4. How does the introduction of invasive, non-native species, threaten biodiversity?

Determine the percent sulfuric acid by mass of a 1.61 m aqueous solution of h2so4. %

If the concentration of phosphate in the cytosol is 2.0 mm and the concentration of phosphate in the surrounding fluid is 0.1 mm, how could the cell increase the concentration of phosphate in the cytosol? a) passive transportb) diffusionc) active transportd) osmosise) facilitated diffusion

Ammonium perchlorate nh4clo4 is the solid rocket fuel used by the u.s. space shuttle. it reacts with itself to produce nitrogen gas n2 , chlorine gas cl2 , oxygen gas o2 , water h2o , and a great deal of energy. what mass of nitrogen gas is produced by the reaction of 2.1g of ammonium perchlorate?