Based on the octet rule, phosphorus most likely forms a ion. A. P5+
B. P3+
C. P5-
D. P3-
E. P+

State the formula for density in words and mathematical symbols

Achemist has dissolved a certain substance in water. the chemist knows that more of the substance could be dissolved into the water before it stops dissolving. therefore

Voltaic cells produce a positive overall charge. what does this indicate? a. the reaction is likely to be endothermic. b. the reaction is spontaneous. c. the reaction is not likely to occur. d. the reaction is not spontaneous.