Which of these elements is an alkaline earth metal? potassium (k) calcium (ca) chromium (cr) gallium (ga)

What does standard deviation reveal about data? a. the average of all the data points b. which of the data points is most reliable c. how spread out the data points are d. the percent error included in the data

The clouds are grey and ground is wet. a quantitative b qualitative

26. of of (aq) by (aq) is . if 50.00 ml of 1.05 m is to 25.00 ml of 1.86 m ,at be? ( no is toina of aof) , h.. (p. ). . .