In chemistry a mole is a unit of measure equal to 6.02x10^23 atoms of a substance. The mass of a single neon atom is about 3.35x10^-23 g. What is the mass of 2 moles of neon atoms? Write your answer in scientific notation

Use the radius you found in part i (r=26.8 cm) with the surface area formula below to find the surface area of the sphere. show your work and round your answer to the nearest tenth. the surface area of a sphere: sa = 4πr^2 self note: 3.8.4

Given: and prove: what is the missing reason in the proof? given transitive property alternate interior angles theorem converse alternate interior angles theorem

Which equation can be solved to find x the measure of jk in the apex