A110.0 ml sample of 0.040 m ca2+ is titrated with 0.040 m edta at ph 9.00. the value of logkf for the ca2+−edta complex is 10.65 and the fraction of free edta in the y4− form, − , is 0.041 at ph 9.00. what is k′f , the conditional formation constant, for ca2+ at ph 9.00?

Heat flow inside earth activity i chose chemistry cause there is no science alert! the newspaper has been hacked, and all of the headlines have been changed to reflect old legends. it is your task to make sure they are corrected. choose one of the newspaper headlines. you will rewrite the headline and a one-to-two-paragraph article to make the news scientifically correct. be sure to include the following in your corrected newspaper article: new title reflecting correct information detailed information about the processes and tectonic plate interactions that are causing the geological event to occur real-world example of where to find the geological event on earth (picture and location) also review the grading rubric before you begin.

Complete this brønsted-lowry reaction placing each product by its appropriate label. hso4- + hcn

Which of the following is not one of the steps in the scientific method a. hypothesize b. summarize c. analyze d. familiarize