Background. The standard deduction reduces the income that is subject to tax. The amount of the standard deduction depends on. 1  the filing status, 2  the age of the taxpayer and spouse, 3  whether the taxpayer or spouse is blind, and. 4  whether the taxpayer can be claimed as a dependent on another taxpayer's return.
- A homogeneous mixture is two or more substances mixed together to make a product. Ex. Sugar + water = pop   - A heterogeneous mixture is also a mixture of two mr â¦ more substances, but each substance is distinct in the product. Ex. Chocolate chip muffin-the chocolate chips are clearly visible, not mixed together with the muffin.
Pure Substances and Mixtures â¢ A pure substance is a type of matter that contains only one kind of particle. For example, aluminum, table sugar, and distilled water are pure substances. â¢ A mixture is a type of matter that contains two or more pure substances mixed together. For example, steel, salt water, milk, and air are mixtures. â¢ Mixtures can be solids, liquids, or gases, or even combinations of these.