2. Which one of the following statements is true about halogens? They're never found as individual elements in nature because they are not reactive.
They're commonly found by themselves in nature.
None of the answers are true.
They're never found as individual elements in nature because they are so reactive.

In an investigation that uses the scientific method, which step immediately follows making a hypothesis? o summarizing the results o asking a question o making observations designing an experiment mark this and retum save and exit next submit

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.

Identify arrows pointing to bonding electrons. done h-0-0-h ) intro