In the GC analysis of this mixture, the three peaks on the chromatograph have retention time of 3.06, 4.26, and 8.33 minutes. Indicate which peak corresponds to which compound. Peak 1: 3.06 min Peak 2: 4.26 min Peak 3: 8.33 min

1. baking powder is a 1: 1 molar mixture of cream of tartar (khc4h4o6) and baking soda (nahco3). a recipe calls for two teaspoons (a total of 8.0 grams) of cream of tartar. how much baking soda must be added for both materials to react completely?

2. you__turn left on a red light if you are in the left-most lane of a one-way street, you're turning into the left-most lane of a one-way street, and no nearby sign prohibits the turn.

Which position represents spring in the southern hemisphere? a) b) c) d)