Which statement supports one of dalton's contributions to the atomic theory? select one: a. the element nitrogen is made up of carbon and nitrogen atoms. b. the element carbon is made up of carbon and nitrogen atoms. c. the element carbon is made up only of nitrogen atoms. d. the element nitrogen is made up only of nitrogen atoms. \

Un jugador de beisbol batea un foul recto en el aire.la pelota deja el bate con una rapidez de 120 km/h. en ausencia de resistencia del aire. ? cual sera la rapidez de la pelota cuando la atrape el catcher

The force acting on a beam was measured under the same operating conditions and a sample of 5 data points was collected. this process was repeated by 3 observers. the pooled standard deviations of these 3 data sets was 1.21. determine the true mean force using all pooled data (with a 95% probability). the result should look like this: true mean = mean +/- margin of error

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