(a) Planet S takes 84 years to orbit the sun. Based on table 1, predict the position of the planet S? (b) The time taken by a planet to orbit the sun is related to the distance of the planet from the sun. State one relationship (hypothesis) between the variable that is changed (manipulated) and the variable that is observed (responding)?

Consider the following reaction at equilibrium: c(s)+h2o(g)⇌co(g)+h2(g) predict whether the reaction will shift left, shift right, or remain unchanged upon each of the following disturbances. a) c is added to the reaction mixture. b) h2ois condensed and removed from the reaction mixture c) co is added to the reaction mixture d) h2 is removed from the reaction mixture.

The plant food contains nh4)3po4 what tests would you run to verify the presence of the nh4 ion and the po4 ion

Equal numbers of moles of he(g), ar(g), and ne(g) are placed in a glass vessel at room temperature. if the vessel has a pinhole-sized leak, which of the following will be true regarding the relative values of the partial pressures of the gases remaining in the vessel after some of the gas mixture has effused?