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Scheduled maintenance: 13 January 2026 from 09:00 to 11:00 Integrated Physical Sciences - C165 Section 2 Chemistry Test Leave the first rating Students also studied Terms in this set (26) Western Governors UniversityC 165 Save C165 Chemistry 173 terms bddurstPreview WGU C165 Physical Sciences Practic...32 terms Rod_GrantPreview C165 Physical Sciences Unit 2 lesson...33 terms Xavier_ClidyPreview Physica 21 terms may Which subatomic particle is located outside the nucleus? Electrons
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Which subatomic particle has approximately the same mass as the proton?The neutron
What is shared or transferred when a chemical bond is formed?Valence electrons
How is a compound formed?Electrons are transferred or shared between atoms.
Which of the following is an element?Copper (Cu)
.A liquid of unknown composition is heated. The liquid evaporates, and a white powder is left behind. Was the unknown substance a pure substance or a mixture?Mixture
In what state is matter compressible?Gas
In what state is the motion of particles lowest? Solid
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Why do liquids pour?Because particles of matter slide past one another in the liquid state
Sugar forms a mixture with water. Is this a chemical change or a physical change?A physical change
Which type of change occurs when water evaporates off a sidewalk?A physical change
Review the following equation.
H2O + CO2 → H2CO3
Is this change a physical change or a chemical change?A chemical change
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How could a zinc ion with a charge of plus two (Zn+2) be converted to an electrically neutral zinc atom?By the addition of two electrons
Which type of chemical bond is formed when valence electrons are transferred from one atom to another?Ionic bond
Silver ions (Ag+) and chloride ions (Cl-) react to form
silver chloride (AgCl):
Ag+(aq) + Cl-(aq) → AgCl Which type of bond holds the silver and chloride ions together in silver chloride?Ionic bond
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Which type of chemical bond holds two atoms together in a molecule?Covalent bond
Which element has 37 protons?Rb
Which type of element tends to lose electrons? Metal
Which element is a nonmetal?Oxygen
What type of bond forms when two non-metal atoms share their valence electrons?Covalent
Which element is chemically similar to Sr?Ba
Which of the following may change during a physical change?The spacing between atoms or molecules
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Hydrogen (H2) and chlorine (Cl2) can react to form hydrochloric acid according to the following balanced
chemical equation:
H2 + Cl2 → 2HCl
- g + 70 g = ?
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If 2 g of H2 and 70 g of Cl2 molecules react, what will the total mass of the products be?72 g
Is heat absorbed or released when a gas condenses? Heat is released when a gas condenses.
Why does steam burn skin?Water vapor releases heat as it condenses on the skin, which damages the tissue.
Which of the following is an example of a substance evaporating?Water turns to steam when it hits a hot stovetop.
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