What mass in grams of NaCl would need to be added to 4551 g of water to increase the boiling temperature of the solution by 1.500 °C? (Kb for water is 0.5100 °C/m)

How do you lengthen a pattern piece? (family and consumer science, sewing)

Read "who built the pyramids? ”. leave this link open while you answer the questions throughout the assignment. give at least two reasons why some people claim the pyramids of giza were constructed by aliens.

What is the energy in joules of a mole of photons associated with visible light of wavelength 486 nm?