Which of these equations is balanced? a. 2nac1+> na2so4+2hc1 b. 2cao+h20--> cac0h)2 c. h20+co--> h2c03 d. mn+fe--> mns+fe

Write the balanced equation for a reaction between aqueous nitric acid (hno3) and solid lithium metal (this is a single replacement reaction)

Astudent conducts an experiment to determine how the amount of water given to a plant affects its growth. what is the independent variable for this experiment?

Is 343 in the sequence -5, -2, 1, 4, 7