The following substances in the kitchen, which cannot form a solution when placed in water, are A wh

Water, sodium carbonate (alkaline noodles, soda ash, soda), sodium bicarbonate (baking soda, starter noodles), alum (contained in baking powder), ammonium bicarbonate (added when making bread, called stinky powder), sodium glutamate (monosodium glutamate), acetic acid (acetic acid, contained in vinegar), salt (sodium chloride), iodized salt contains potassium iodide or potassium iodate, some contain sodium ascorbate or glucose, ethanol (alcohol, cooking wine and various alcohols contain amino acids (contained in food), Advanced fatty acids (including stearic acid, palmitic acid, oleic acid, linoleic acid, linolenic acid, lauric acid, myristic acid, arachidonic acid, etc., contained in edible oil), glycerol (synthesized with higher fatty acids triacylglycerol, also known as glyceryl stearate, contained in edible oil), sugars (including sucrose, maltose, glucose, fructose, starch, etc., vegetables contain cellulose, which is also sugar), molasses (contained in brown sugar), vitamins (mainly from food, including vitamin A, B1, B2, B12, C, D, E, K, PP, etc.), sodium saccharin (but not available in the kitchen). In addition, liquefied petroleum gas (LPG) is generally used as fuel in urban kitchens, and the main components are propane, butane, etc. Natural gas is used as fuel, and the main component is methane, with a small amount of propyl mercaptan. >>>More

In addition, the topic you mentioned is not clear, from the question you gave, it should be said that the following chemical instruments can be replaced by kitchen or household supplies, if this is the case, then the beaker can be replaced with a bowl, teacup and other things that can hold objects, alcohol lamps can be replaced by a heat source at home, such as an induction cooker, etc., chopsticks are used for glass rods, and tray balances are used to weigh things at home, such as electronic scales, etc.

The bricks out of the kiln are one by one (finalized), the garbage in the kitchen is one by one (it is a throwing goods), the flute is played on the plane (the eye is high, the master is low), the horn is blown on the plane (high-profile), the dog takes the mouse one by one (nosy).

The substance used in the kitchen to remove dirt from the kettle: vinegar [acetic acid solution], the chemical formula is: CH3COOH

carbon monoxide gas in the oil smoke produced by cooking that is not fully burned and the fuel is not fully burned; Indoor air pollution is caused by a significant increase in the amount of nitrogen oxides generated during the combustion of kitchen fuel. After inhalation, lung lesions will occur, such as asthma, bronchitis, emphysema, etc.