Q:With aluminum foil wrapped 0.1mol metal sodium in water by needle konza a plurality of small holes, after complete reaction, the volume of gas released (standard) (for)A. cannot determine that B.1.12L C. is greater than 1.12L and D. is less than 1.12L

Na reacts with water to produce NaOH and H 2, and NaOH and Al react to generate H 2 and NaAlO 2,

Q:Why can foil escape metal detectors?

It is not even below the sensitivity of the metal detector and therefore cannot be explored

Q:When the foil is wrapped in food for baking, it is found that the foil has bright and black sides, and does not know which side is used to wrap the food

Thousands of tons of aluminium foil are used around the world for the protection and packing of food, cosmetics and chemicals. Most of the foil is shiny on one side and the other dull. Aluminum foil for food can be wrapped on both sides, and it is generally recommended to enhance the heat transfer effect with bright bread wrap.

Q:Excuse me, the foil can be used in the microwave oven?

3, the use of paper towels and cloth towels. A piece of chicken slices baked with bread or biscuit or bread crumbs and served with a paper napkin under the food to keep the food surface dry and crisp. When making steamed bread or cakes, it can be sealed or wrapped with wet gauze or paper towel to prevent moisture from evaporating.4, halfway to stir soups, steak or steak turn over, or overlap the more serious food reset, help to enhance the cooking effect.5, at the end of the heating period, the use of food for a period of time or for some food additives with some seasoning (such as cooking poultry meat, pour the emulsified oil or sauce on the face, then sprinkle some pepper powder, bread crumbs, etc.) can achieve satisfactory effect of heating can not do.

Q:What is the light aluminum foil?

Natural rubber can be regarded as an unmodified epoxy resin. It can be used as cover and foil coating

Q:Aluminum foil and foil the far infrared effect? The foil is generally used for food. The foil and foil is not a look like? Or is the foil harder? How much is a roll?

Production began in 1932 and the test was successful. Aluminum foil is a new type of industrial material. Will replace more single material, widely used in a variety of flexible packaging. With economic development, China will become the world's most important packaging demand market. Aluminum foil packaging development prospects are very broad.

Q:What are the materials for aluminum foil films? What are the characteristics?

After hot rolling and cold rolling, the aluminum sheet is more than 0.3 mm in thickness. It is called aluminium plate or aluminium strip (roll shape); the thickness is less than 0.3 mm, it is called aluminium foil or aluminium foil belt (coil shape).

Q:Without the backing of aluminum foil and aluminum foil backing is what is the difference between what is their characteristics?

My factory main operation is aluminum foil roughing mill in 20 years ago, a machine about one million, more than 170 kW, zhenshuang!!!

Q:When installing gas water heater in our house, the installation master will connect the aluminum foil smoke pipe directly to the smoke exhaust port of the machine, but the Internet says it can not be installed like this. What's wrong with this?

Installation violations in a regionCase 1:1, illegal use of aluminum foil smoke pipe and machine smoke outlet direct connection;2, the connection does not use aluminum foil sealing tape, smoke is easy to leak, once the smoke pipe loose, the consequences will be unimaginable.

Q:Car sunshade and black aluminum foil which is good, and the aluminum foil is white or cartoon, mainly considering the shading effect

If the front window of the car is relatively wide, the front sun block can not be shielded, you can choose two pairs, this kind of sun block, like those Jeep type, are covered. Some vehicles have no sun shade at the top of the front window and attach a windshield sticker. The utility model can not only beautify the vehicle, but also play the function of partial shading.