Which type of gloves protects your hands from hazardous chemicals? A. Latex gloves B. Padded cloth gloves C. Vinyl or neoprene gloves
Answers
C. Vinyl or neoprene gloves provide protection against hazardous chemicals due to their resistance to chemical exposure. Latex gloves can be permeable, and padded cloth gloves are not designed for chemical protection.
C. Vinyl or neoprene gloves are the appropriate choice for protecting hands from hazardous chemicals. Here's why:
1. Chemical Resistance: Vinyl and neoprene gloves offer excellent resistance to a wide range of chemicals, including acids, bases, solvents, and oils. This resistance creates a barrier that prevents hazardous chemicals from coming into contact with your skin.
2. Latex Allergies: Latex gloves (option A) can cause allergic reactions in some individuals, which can be severe. It's important to avoid latex gloves when working with hazardous chemicals to prevent potential allergic responses.
3. Physical Protection: Padded cloth gloves (option B) are typically designed for physical protection and comfort, not for chemical resistance. They may not provide an effective barrier against chemical exposure, making them unsuitable for this purpose.
4. Versatility: Vinyl and neoprene gloves are versatile and can be used in various laboratory, industrial, and healthcare settings where protection against chemical hazards is necessary.
5. Durability: These gloves are known for their durability and resistance to wear and tear, ensuring that they maintain their protective properties even during prolonged use.
It's essential to choose the right type of gloves based on the specific chemicals you are handling and their compatibility with the glove material. Always consult safety guidelines and material compatibility charts to select the most appropriate gloves for your specific chemical-handling tasks, ensuring the safety of your hands and skin.
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the correct answer would be A. Latex Gloves. vinyl or neoprene gloves will be eaten by most highly toxic chemicals and some lower toxicity chemicals and padded cloth gloves will just soak up the chemical.
hope this helps:)
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Final answer:
The frequency of the light emitted by the laser pointer is approximately 5.64 x 10ⁱ⁴ Hz, as calculated using the speed of light and the specific wavelength of the light.
Explanation:
To calculate the frequency of the light emitted by the laser pointer, you can use the equation c = fλ, where c represents the speed of light in vacuum (approximately 3.00 × 10⁸ m/s), f is the desired frequency, and λ represents the given wavelength of the light (in this case, 5.32 x 10⁻⁷ m).
By rearranging the equation to solve for frequency (f = c/λ), you can substitute in the given values: f = (3.00 × 10⁸ m/s) / (5.32 x 10⁻⁷ m), which yields a frequency of approximately 5.64 x 10ⁱ⁴ Hz. Therefore, the frequency of the light emitted by the laser pointer is about 5.64 x 10ⁿ⁴ Hz.
It's important to understand that light acts as a wave, and every color of light has a unique frequency, which correlates with its wavelength. The wavelength and frequency of light determine many its characteristics, including the color we perceive.
Learn more about Light Frequency here:
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Answers
Answer: The molarity of solution is 1.39 M
Explanation:
Molarity of a solution is defined as the number of moles of solute dissolved per liter of the solution.
where,
n = moles of solute =
= volume of solution in L
Now put all the given values in the formula of molality, we get
Therefore, the molarity of solution is 1.39 M
Due to the length of the question I am giving 25 points per person
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He had many good ideas about science but his ideas about atomic theory were not and unfortunately they were accepted for over two thousand years. His predecessors, Democritus and Leucippus more correct ideas on atomic theory were forgotten.
He believed that there were only five elements: air which was light, earth which was cool and heavy, water which was wet, fire which was hot, and Aether which he viewed as a divine substance which made up the stars and planets. Aristotle believed that all matter was made up either of one of the elements of water air earth and fire or combinations of these four elements, with the exception of stars and planets which were made of aether. He thought that no matter how many times you split matter, it always goes into a smaller piece of that matter.
Aristotle’s theory of matter has been proven wrong. Many more elements have been discovered. Just Looking at the periodic table proves this. The only thing Aristotle discovered that carries on to the modern atomic theory is the fact that there are elements, which is implied in Aristotle’s theory. A negative point about his theories it that they were accepted until the seventeenth century until physicists (then termed natural philosophers) such Isaac Newton and Gottfried Leibniz began work that would ultimately disprove them.
B. helium
C. school glue
D. washing powder
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Hope this helped ^-^
Answers
Answer:
2
Explanation:
There are at least 2 atoms in a molecule