4. In this equation is mass being conserved? H2 + 3C2-→ 2CH 3
A Yes, in this equation mass is conserved.
B No, in this equation mass is not conserved.

Using data from seismic waves, geologists have learned that earth’s interior is made up of several

Which element has the lowest electronegativity? calcium(ca) gallium(ga) selenium(se) bromine(br)

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.