Matter and Qualitative Analysis - SCH4C Certifications Exam Practice Questions And 100% Verified Answers.
6 views 0 purchase
Course
AC HPAT
Institution
AC HPAT
matter - correct answer takes up space and weighs something, has volume and mass, and thus density
density - correct answer g/mL
mixtures - correct answer ...
Matter and Qualitative Analysis - SCH4C
matter - correct answer takes up space and weighs something, has volume and
mass, and thus density
density - correct answer g/mL
mixtures - correct answer two or more compounds mixed together
compounds - correct answer groups of identical molecules
3 types of mixtures - correct answer solutions, mechanical mixtures, and
colloids/suspensions
mechanical mixture - correct answer two substances do not combine into one
phase
suspension - correct answer cross between a solution and mechanical mixture;
solid floating in liquid when container is shaken, but falls to ground when sitting
Bohr model of the atom - correct answer a dense, positively charged nucleus is
surrounded by electrons revolving around the nucleus in orbits with distinct energy levels
one atomic mass unit - correct answer both neutrons and protons are this
number of atoms - correct answer ~118
periods - correct answer rows on the periodic table
, families - correct answer Vertical columns on the periodic table
luster - correct answer ability to reflect light in a metallic shine
viscosity - correct answer higher viscosity = less resistance to flow
opaque - correct answer no light can pass through
ductile - correct answer ability to be drawn into a wire
spectral analysis - correct answer uses light or pattern of light given when a
chemical is excited by electricity or heat. The light pattern is compared to known substances to
determine identity of the chemical
precipitation and solubility - correct answer form of analysis to identify an
unknown chemical
precipitate - correct answer solid formed when two solutions are mixed; solid
that has colour and crystal type
chromatography - correct answer separation of a mixture's parts based on
varying solubility. Substance is placed on absorbent paper, and then placed in a solvent, and the
chemical dissolved in the solvent will move up the paper with the solvent
3 wave measurements - correct answer wave length, amplitude, and
frequency
wavelength - correct answer distance from peak to peak
amplitude - correct answer height of the peak
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller RealGrades. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $13.49. You're not tied to anything after your purchase.
