If the force squeezing two surfaces together is decreased, the force of friction between the two surfaces will most likely what?

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.

Precision can be defined as the o exact center of a data set. o reproducibility of a measured value. o correlation between two variables that are measured in a data set agreement between a measured value and an accepted value.

What type of radiation is lead emitting in the following equation? alpha particles beta particles gamma rays