A child’s toy consists of a block that attaches to a table with a suction cup, a spring connected to that block, a ball, and a launching ramp. (Figure 1)The spring has a spring constant k, the ball has ...
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Draw cis-1-ethyl-3-isopropylcyclohexane in its lowest energy conformation. -draw chair conformer in lowest energy conformation -include all of the hydrogens
Given the following thermodynamic data, calculate the lattice energy of CaBr2(s). Term Value (kJ/mol) ΔH∘f[CaBr2(s)] -675 ΔH∘f[Ca(g)] 178 ΔH∘f[Br(g)] 112 I1(Ca) 590. I2(Ca) 1145 EA(Br) -325 Express your answer to four significant figures, and include the appropriate units.
Arrange these elements according to first ionization energy. Highest ...