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Teas 7 Chemistry questions and answers rated A+ 2024/2025
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Teas 7 Chemistry questions and answers rated A+ 2024/2025
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Teas 7 ChemistrySolid to Liquid - ANSMelting (absorbs power)
Liquid to Solid - ANSFreezing, (releases strength)
Liquid to Gas - ANSvaporization/absorbs electricity
Gast to Liquid - ANScondensation/ release power
Gas to Solid - ANSdeposition/ launch power
Solid to Gas - ANSsublimation
Matter - ANSAnything that takes up area
Mass - ANSthe amount of matter in an object
How Does Matter Change? - ANSMatter generally adjustments kingdom when you add or put
off warmth, which changes the temperature of the matter
Substance - ANSA unmarried form of be counted this is pure and has a selected set of
properties.
Examples of materials - ANS1. Water
2. Alcohol
three. Oil
4. Food coloring
Solids - ANSThe particles in solids are tightly packed
Liquids - ANSLiquids are also a condensed phase, but, in comparison to solids, the particles
have a few translational kinetic strength, which means that they've freedom to move
gasoline segment - ANSthe section of remember in which atoms or molecules can flow basically
independently of one another
Which nation(s) of count number take the shape in their field? - ANSLiquids and gases take the
form of their bins in view that, they do now not have specific form and volume. Only solids have
specific form and quantity.
SOLIDS - ANShave the least quantity
, LIQUIDS - ANShave a precise extent
GASES - ANShave most extent
Which of the subsequent is accurate?
(a) Solids have a specific shape and exact extent.
(b) Liquids have a particular extent but no specific shape.
(c) Gases have a definite volume but no particular shape.
(d) Liquids have each particular shape and definite quantity. - ANS(a) Solids have specific
shape and exact quantity.
(b) Liquids have exact quantity but no particular form.
Which country of rely has atoms that pass freely? - ANSGas
Which country of remember has atoms which could slide past every different? - ANSLiquid
Which nation of depend has atoms that vibrate in region? - ANSSolid
Solute - ANSA substance this is dissolved in an answer.
Solvent - ANSthe substance wherein the solute dissolves
Solution - ANSA homogeneous mixture of two or greater substances
Osmosis - ANSDiffusion of water through a selectively permeable membrane
Diffusion - ANSMovement of molecules from an area of better attention to a place of lower
attention.
Osmosis - ANSDiffusion of water through a selectively permeable membrane
Atom - ANSThe smallest factor and the most simple a part of remember that also retains its
identification
Atomic structure - ANSAtoms have a nucleus and electrons. Its nucleus consists of protons and
neutrons
Nucleus - ANSThe part of the atom that houses the protons and the neutrons
Protons - ANSpositively charged subatomic debris
Neutrons - ANSthe particles of the nucleus that haven't any price. They are neutral and with out
a tremendous or bad electric fee; the part of the atom that offers the atom its isotope identity.
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