What are monosubstituted cyclohexanes?

What are monosubstituted cyclohexanes? MONOSUBSTITUTED CYCLOHEXANES. CONFORMATIONAL ANALYSIS. A substituent group in a substituted cyclohexane, such as the methyl group in methyl cyclo- hexane, can be in either an equatorial or an axial position. These two compounds are not identical, yet they have the same connectivity, so they are stereoisomers. Which one is more stable […]

Who designed the egg chair?

Who designed the egg chair? Arne Jacobsen Egg™ Chair by Arne Jacobsen Arne Jacobsen designed “The Egg” in 1958, as part of a commission for the SAS Royal Copenhagen Hotel in Denmark. Today, it’s been trademarked as the Egg™ Chair, to differentiate it from the many mid-century lookalikes. Why is the egg chair iconic? The […]

What is PCI Cath?

What is PCI Cath? Percutaneous coronary intervention (PCI), also known as coronary angioplasty, is a nonsurgical procedure that improves blood flow to your heart. PCI requires cardiac catheterization, which is the insertion of a catheter tube and injection of contrast dye, usually iodine-based, into your coronary arteries. What are the risks of PCI? What complications […]

What is Tammuz in Ezekiel 8?

What is Tammuz in Ezekiel 8? “Weeping for Tammuz”: an “ancient ritual of Sumerian origin,” “counterpart of Sumerian Dumuzi, the fertility-god associated with shepherding and vegetation”. The weeping is to commemorate the death of seasonal fertility, and the cult stresses for the mourning aspect of it. Who killed Tammuz? Pritchard Ancient Near Eastern Texts relating […]

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