Which of the following elements have properties similar to those of strontium (Sr) A: Y, Zr, Nb B: Sb, Te, I C: F, Br, I D: Be, Mg, Ca
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Three gases (8.00 g of methane, ch4, 18.0 g of ethane, c2h6, and an unknown amount of propane, c3h8) were added to the same 10.0-l container. at 23.0 ∘c, the total pressure in the container is 5.50 atm.
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