An element (which is written as a X) makes the compositions X2O and XO. Which compositions it is gonna make with chlorine? a) XCl and XCl2
b) XCl2 and XCl3
c) XCl and XCl3

Which of these best describes the scientific process

Acontainer holds 35.8 moles of gas under 10.0 atm of pressure at 70.0 c. what is the volume of the container?

Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.