Which is an example of what should be done in case of a laboratory accident? Wear appropriate lab attire. Read directions completely. Do not try to clean up a spill. Remain in the area.

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

Which compound contains both ionic and covalent bonds? a) hbr b)cbr4 c)nabr d) naoh

*will mark you brainliest + 15 points ** why does the equilibrium of a system shift when the pressure is increased? a. to maximize the stress on the system b. to stop restoring equilibrium to the system c. to increase the total moles of gas in the system d. to decrease the total moles of gas in the system