For which of the following reactions is δs o a positive value? select all that apply. i. 641a ii. 641b i ii both neither

Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li

Asample of freon gas has a volume of 2.23 liters, a pressure of 4.85 kpa, and a temperature of -1.36°c. calculate the volume at a pressure of 1.38 kpa and a temperature of 5.5°c. (show work)

Answer asap need by wednesday morning calculate the ph of 0.036m naoh best answer will be brainliest