Chemistry, 16.10.2020 14:01 Sumitco9578
A sample contain 33.42g of metal pellets are poured on to a graduated cylinder initially containing 12.7ml of water, causing the water level to rise to 21.6ml. Calculate the density of the metal
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The drawing represents the movement of particles in a substance. what changes of state can this substance undergo
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The rules of engagement (roe) working group is often used to (select all that apply.)
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Three cards with holes are arranged in a straight line. a light is shined through the first card’s hole and travels through all three cards. what does this tell you about light rays? a) that light is reflected b) that light is refractive c) that light travels in a straight line d) that light does not travel in a straight line
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