Đừng dịch X chứa m (g) hỗn hợp glucozơ và saccarozơ. X tráng bạc thì thu được 0,03 mol Ag. Nếu đun nóng X trong H2SO4 loãng, trung hoà dụng dịch rồi tráng bạc thì thu được 0,07 mol Ag. Giá trị của m là

Joe shines white light into a bowl half full of water at an angle of incident of 27.5°. calculate the angle of refraction in the water given the indices of refraction for air and water are 1.00 and 1.36, respectively.

The diagrams to the right show the distribution and arrangement of gas particles in two different containers. according to kinetic-molecular theory, which of the following statements is true? check all that apply. if the temperatures of both containers are equal, container a has greater pressure than container b. if the volume of container a decreased, its pressure would decrease. if the pressure in both containers is equal, container a has a lower temperature than container b.

Which is an example of a reversible physical change?