two elements X and Y have atomic no. 12 and 17 respectively. write the formula of the compound formed by their combination

Determine the percent sulfuric acid by mass of a 1.61 m aqueous solution of h2so4. %

Use the measurements in the table to determine which unidentified metal has the highest density. metal volume mass a 10.5 cm3 122 g b 14.2 cm3 132 g c 16.1 cm3 115 g d 12.7 cm3 126 g

As light moves from one material into the next, which of the following affects how much the light waves will refract, or bend? angle at which the ray strikes the medium color of the material density of the material temperature of the light wave