2. Which line on the graph represents the relationship between concentration and reaction rate?
Reaction
Rate
a. Line A
b. Line B
C. Line C
Explain why you chose your

Which of these properties, used alone, would be least useful in identifying most minerals? a. color b. luster c. streak d. density

Which of the following describes a compound? (hint: carbon and oxygen bo a. a piece of pure carbon, containing only carbon atoms b. oxygen gas surrounding a solid piece of carbon c. a substance made of two oxygen atoms for each carbon atom carbon and oxygen atoms mixed without being bonded together

Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.