Which of the following is a salt?
a) substance a gives up a protons when dissolved in a water?
b) substance c is formed when a posiive and negetive ion combine
c) substance b accepts protons when dissolved in water
d)substance d contains carbon hydrogen oxygen and nitrogen

Which sentence from holes contains an implied personality trait? stanley and his parents had tried to pretend that he was just going away to camp for a while, just like rich kids do. he'd just been in the wrong place at the wrong time. stanley felt somewhat dazed as the guard unlocked his handcuffs and led him off the bus. stanley nodded to show he understood

Which of the following is a physical change? a.burning a piece of wood b.sawing a piece of wood in half c.rust forming on an iron fence d.a copper roof changing color from orange to green

In which phase of mitosis do the spindle fibers pull the chromosomes apart to opposite sides of the cell ?