A chef combines solid and liquid ingredients in a pan to make a sauce. The chef wants to remove the solid pieces and then thicken the sauce by removing some of the water. Which processes should the chef use?

Which of the following pairs of elements belong to the same groupa. h and he b. li and bec. c and pb d. ga and ge

Dumbledore decides to gives a surprise demonstration. he starts with a hydrate of na2co3 which has a mass of 4.31 g before heating. after he heats it he finds the mass of the anhydrous compound is found to be 3.22 g. he asks everyone in class to determine the integer x in the hydrate: na2co3·xh2o; you should do this also. round your answer to the nearest integ

Can anyone answer these questions? ? i need it before 1: 00pm today