What is the volume, at STP, of 9.40 x 10^23 atoms of helium?

What is the ima of the 1 st class lever in the graphic given? 2 3 0.5

Kp is the equilibrium constant for dissociation of the propionic acid dimer. what is the sign of the slope for a plot of the natural logarithm of kp vs. inverse temperature for this reaction?

Which of the following best describes technology a. something created for only scientists to use b. the method of thinking that scientists use. c. the application of engineering to create useful products. c. a scientific idea