What mass in grams of sodium carbonate, Na, Co, is produced if 50.0 g of sodium oxide, Na,0, are reacted
with excess carbon monoxide, CO, according to the fol-
lowing chemical equation? (Hint: see Sample Problem
8A.)
2Na, O(s) + CO(g) → Na, Co,(s) + Na(s)

An exothermic reaction is conducted in an insulated calorimeter filled with water. the calorimeter is then sealed so that there is no heat exchanged between the contents of the container and the surrounding air. which of the following statements is true about the reaction?

Consider the following system at equilibrium. caco3(s) ca2+(aq) + co32–(aq) the addition of which compound will cause a shift in equilibrium because of a common ion effect? ccl4 co2 cuso4 na2co3

Pls! plant cells and animal cells were observed under a microscope. the characteristics of two cells are listed below. cell p: does not capture sunlight cell q: has cytoplasm but no chloroplast which statement about the two cells is correct? cell q also has a cell wall. cell q also has large vacuole. cell p also has a large vacuole. cell p also has a cell membrane.