Which of the following are acceptable ways to represent an isotope of carbon?

a. carbon- 10
b. 10- carbon
c. c -10
d. c- 10

Achemistry student weighs out 0.306 g of citric acid (h3c6h5o7), a triprotic acid, into a 250 ml volumetric flask and dilutes to the mark with distilled water. he plans to titrate the acid with 0.1000 m naoh solution. calculate the volume of naoh solution the student will need to add to reach the final equivalence point. be sure your answer has the correct number of significant digits.

Avariable that is not being directly tested during an experiment should be changed varied experimented controlled

How many atoms or molecules are there in a mole of a substance?