Is pencil lead a mixture element or a compound
To calculate the grams of an element in a compound, you need to find the molar mass of the element and the compound. Then, use the formula: (mass of element/molar mass of compound) x molar mass of element. This will give you the grams of the element in the compound.
No such thing as a 'Compound element'. It is either a 'Compound' or an 'Element. Germanium is an element that appears in the Periodic Table as 'Ge'. NB A compound is a COMBINATION of two or more different elements.
To find the mass of an element in a compound, you can use the formula: mass of element (mass of compound) x (percent composition of element in compound). This formula helps you calculate the mass of a specific element within a compound based on its percentage composition.
Gravel is a mixture of different compounds and elements, such as rocks, minerals, and organic materials. It is not a single compound or element itself.
Ammonia is a compound composed of nitrogen and hydrogen atoms.
Mouthwash is typically a homogeneous mixture. This means that the components are evenly distributed throughout the solution and the mixture has a uniform composition.
Mouthwash is a homogeneous mixture.
Not usually. Acetic acid would give mouthwash the taste of vinegar.
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element. Sulfur dioxide (SO2) is a compound
KCl is a compound not an element.
Beryllium is an element. It is not a compound
cornstarch is a compound element.
it is a compound
Mixture
A mouthwash is not a compound; it is a mixture of various compounds. There is water in all of them, and they commonly contain alcohol as well as essential oils (menthol, thymol, mint, etc.). Depending on the purpose of the mouthwash, it may contain an antibacterial, a detergent compound to loosen plaque before brushing, essential oils to freshen the user's breath, etc. If the mouthwash is intended to be used after brushing, it will have a pH slightly above 7, i.e., mildly alkaline but not so alkaline as to leave a bitter taste.
if it dissolves its a compound if not its an element.