Find the length of the objects shown, a) Express il in Si unit. b) Give your value in standard form. 1415 STI Sl unite Sl unit Standard form: Standard form:

You may expect bonds between two atoms which each have n covalent lonic metallic hydrogen

Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves? their energy must be very their frequency must be very low these waves can travel without a medium they only travel through a vacuum of space

Acompound has a molar mass of 92.02 grams/mole, and its percent composition is 30.4% nitrogen (n) and 69.6% oxygen (o). what is its molecular formula? a. n2o4 b. no2 c. n2o d. n4o2