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Pyrrole is an extremely weak base for an amine, with a conjugate acid pK a of −3.8. The most thermodynamically stable pyrrolium cation (C 4 H 6 N +) is formed by protonation at the 2 position. Substitution of pyrrole with alkyl substituents provides a more basic molecule—for example, tetramethylpyrrole has a conjugate acid pK a of +3.7.
Flatulence can be a problem for some dogs, which may be diet-related or a sign of gastrointestinal disease. This, in fact, may be the most commonly noticed source of odor from dogs fed cereal-based dog foods. Skunks and dogs often have aggressive encounters and a dog may be sprayed by a skunk. This results in an over-powering musky acrid odor ...
At room temperature, thiophene is a colorless liquid with a mildly pleasant odor reminiscent of benzene, [citation needed] with which thiophene shares some similarities. The high reactivity of thiophene toward sulfonation is the basis for the separation of thiophene from benzene, which are difficult to separate by distillation due to their ...
For these dogs of all shapes and sizes, the Christmas spirit is alive and well. Christmas Day is less than two weeks away and everybody and their dogs are getting into the holiday spirit this year.
French '89 Ingredients 1 oz non-alcoholic gin 1/4 oz simple syrup 1/4 oz lemon juice 3 oz non-alcoholic sparkling wine (chilled in advance) Lemon peel for garnish Method: Add all ingredients to glass.
There are so many ways to include your family dog in holiday plans, from bringing them on Christmas vacation to making them some dog-safe treats to enjoy. It makes the holidays even more magical ...
A small jealous Mexican hairless dog, wanting to be friends with the other dogs on Park Avenue, decides to borrow a fur coat. Unfortunately, she borrows a skunk pelt by mistake and frightens the other dogs. As she cries her hurt feelings out, she attracts the unwanted attentions of Stinky. After he corners her in a treehouse, she finally ...
All you'll need to give your dog some exciting mental stimulation is a muffin tin, a variety of tennis balls, and some treats. The look on the dogs' faces when their dad set it on the ground was ...