Baker’s Yeast is usually added to dough in baking products. It contains enzymes (catalysts) that are necessary for the rising dough due to the production of carbon dioxide. Create a hypothesis and procedure to test the effect of adding yeast in baking.

If you have 5.25 grams of methane (ch4), how many grams of co2 will you produce ?

Use examples from the article to explain one positive and one negative effect that chemistry has had on society.

Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.