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Chemistry Questions and Answers (Q&A)

The correct answer is B. Isotopes are atoms having the same number of protons of the same element but with a different number of neutrons. Base on the choices, letter B is the only option that follows the description of an isotope. Choice A and choice D have different elements so we can cross...Read More

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At constant temperature, particles of solute settle down. True solutions are homogeneous solutions containing a mixture of two or more substances dissolved in a solvent. The particle size of the solvent is less than 9m or 1mm. A simple example of a true solution is a solution of sugar in...Read More

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Home insurance, additionally generally called homeowner's insurance, is a kind of property insurance that covers a private living arrangement. It is an insurance arrangement that joins different individual insurance securities, which can incorporate losses at one's home, its substance, loss of...Read More

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The answer to this is 2. An asymmetric carbon is known to be a type of carbon atom that is attached to different kinds of particles. Sometimes it can also be attached to groups of atoms. Some people may still be confused about this. If the carbon atom is attached to another carbon atom by...Read More

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Because there is an axis of symmetry, the molecule is considered to be achairalbecause of the presence of such axis

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Dalton was given credit for the atomic theory. im correct. :)

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Buffers are important in living things because they regulate the pH of various areas in the organism, allowing for optimal pH for favourable biological reactions (and sometimes non-optimal pH to prevent reactions that are unfavourable), optimal pH for the enzymes that catalyze these reactions,...Read More

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The mass of KClO3 must be decomposed in order to generate 5.00 L of oxygen, measured at STP is 18.2 g KClO3. This is a prime example of Stoichiometry. Stoichiometry is founded on the law of conservation of mass where the total mass of the reactants equals the total mass of the products, leading...Read More

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CaF2. Calcium fluoride is the inorganic compound of the elements calcium and fluorine. It is a white, insoluble solid. It occurs as the mineral fluorite, which is often deeply colored, owing it to impurities. A single calcium atom bonds with a single oxygen atom to make this...Read More

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The correct answer to this question is C, sodium peroxide. Sodium peroxide is an inorganic compound. To name a binary ionic compound, you must follow the naming conventions based on the chemical formula--Na(2) is the sodium, and the O(2) is the peroxide. In this chemical formula, peroxide is...Read More

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