Chemistry, 06.10.2021 03:00, joelpimentel

Mark and John are lifting weights at the gym. It takes mark 45 N of force to lift one of the weights. If John only got the weight 50% of the way up, how many newtons of force did John exert on the weight? WILL MARK BRAINLIEST

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Mark and John are lifting weights at the gym. It takes mark 45 N of force to lift one of the weights...