Which of the following can take the shape of the container it is in but has a fixed volume? argon gas liquid bromine solid water hydrogen plasma

The complete combustion of gaseous sucrose at a constant pressure absorbs 544 kj of heapt per mole of surcrose. write the balance thermochemical equation for the reaction

What do all the atomic models have in common?

Which of the following is an isotope that can undergo fission? A) Carbon-12 B) calcium-43 C) uranium-235 D) zirconium-95

The public is not yet able to purchase hydrogen fuel cell powered cars because engineers have to determine how the cars perform.

A solution in a dish contains 4.0 grams of salt dissolved in 100 grams of water. If 50 grams of the water evaporate, this is evidence that the solution is an element an compound an mixture a pure substance

How is radiation different from convention and conduction?

What is a mutual attraction between the nuclei and electrons in two different atoms called? A) a chemical bond B) a compound C) a cation D) a anion

elements on the right side of the periodic table differ from the elements on the left side in that elements on the right side

The empirical formula of glucose is CH2O the molecular formula of glucose is 6 times than the empirical formula. what is the molecular formula of glucose?

A compound with molecular formula C6H15N exhibits a singlet at d 0.9 (1H), a triplet at d 1.10 (3H), a singlet at d1.15 (9H), and a quartet at d 2.6 (2H) in its 1HNMR spectrum. Its IR spectrum shows one medium absorption band near 3400 cm-1.