Long Street chain polymers are you in the design of rope and cable which properties of long chain polymers make them particularly good for these applications

How many more valence electrons does sodium need to have a full outer valence shell

Select true or false: nitric acid is formed by the gas-phase hydrolysis of n2o5. the energy profile curve for the reaction n2o5 h2o → 2hno3 is shown here. the reaction is endothermic and the activation energy of the reverse reaction is larger than for the forward reaction.

The spectrum of star s is compared to a reference hydrogen spectrum. what can be concluded about star 5? select all that apply. star s is moving away from the earth. star s is moving toward earth. star s has transverse motion. stars has radial motion.