Chemistry (Chemical Reactions)
What does a large thick ring mean?
A good growth year with warm temperatures and wet weather.
Why do we use different lenses on the microscope?
To see with more definition and closer
What method do we use to make sure chemical equations are correct?
The crisscross method
What is Jake's Boyfriend's name?
Allister
In what reaction does a precipitate form?
Neutralisation reaction
What does a small thin line mean?
Bad growth year, dry and cold
Why do we use something to flatten our specimens?
Is this chemical equation correct?
H2 + O2 → H2O
No
Correct:
2H2 + O2 → 2H2O
How old is Mitzi?
Trick Question
Where would you find an acid on the PH scale
below 7
What gases do extra bubbles exemplify in ice? And, what does this tell us about the climate?
Carbon dioxide or Methane,
Higher concentration of these gases in the atmosphere.
Why do we dye our specimens?
To make the cells easier to see
NH3 => N2 + H3 - Type of Reaction? Type of Energy?
Decomposition Reaction
Exothermic
Name one book in the great pink gradient that is not Just Say Yes
Dragon Born
The Catcher in the Rye
1984
Simon v.s. The Homosapiens Agenda
Imogen Obviously
Coffee Shop in an Alternate Universe
Furious
What is the large dot we see within the cells
nucleus
Jake Livingston Author?
Ryan Douglass
Which of these Chemical Reactions Produces a Precipitate?
a) BaCl2 + H2SO4 = BaSO4 + HCl
b) 2H₂ + O₂ = 2H₂O
c) CH₄ + 2O₂ = CO₂ + 2H₂O
a)
Explain the process to mounting an onion skin
peeling the thin, transparent membrane from the inner layer of an onion, placing it flat on a clean microscope slide with a drop of water or stain (like iodine or safranin) to keep it hydrated and visible, and then carefully lowering a coverslip to avoid air bubbles, creating a temporary slide for microscopic observation
What is Aeva's fav squishy called
The needo dream drop <3
:3