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Chemistry Unit 1 Flashcards | StudBud
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Chemistry Unit 1
Chemistry Unit 1
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Practice for #Chemistry, #measurement, labs and #elements.
Flashcards
33 cards
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Questions
33
Answers
1
What is the volume of the liquid in the graduated cylinder?
6.7 ml
6.1 cm3
6.6 cm
6.6 ml
2
Accurately record how much liquid is in the graduated cylinder?
35 ml
40.0 ml
38 ml
38.0 ml
3
When measuring the volume of a liquid you can expect to report your answer in...
milliliters (ml)
grams/milliliters (g/ml)
cubic centimeters (cm3)
grams (g)
4
How do you find the mass of water using a balance?
Pour the water on balance.
Pour the water into a beaker & find its mass.
Mass empty beaker, pour in water, new mass, subtract beaker
Mass empty beaker, pour in water, new mass, subtract water
5
What is a physical change?
Physically changing into a new substance.
Appearance or phase change but NOT chemically the same.
Appearance or phase change but chemically the same.
Chalk combined with HCl.
6
What is a chemical property statement for BTB?
BTB when combined with CO2 turns yellow
BTB produces a color change
BTB is blue and combines with many substances.
BTB+ HCl = Oxygen
7
What happens to the particle in a chemical reaction?
Particles split apart making two new substances.
Recombine to make a new element.
Particles separate, recombine & form a new substance.
They create a mixture
8
What is a mixture?
Substance changes physically while chemically stays the same
Process by which a substance becomes a new substance.
Two or more substances mixed but NOT chemically combined.
9
What new product is made when you add a burning splint to hydrogen gas in a test tube?
oxygen
water
CO2
nitrogen
10
What unit would you use to measure the distance around the track?
grams (g)
centimeters (cm)
meters (m)
kilometers (km)
11
What scientific tool would you use to measure the volume of a box?
Balance
Ruler
Scale
Graduated Cylinder
12
What are two things you should do when using a triple beam balance?
Pour liquid into beaker then get mass
Put a graduated cylinder on scale and get volume.
Sliders at zero then use adjustment screw to zero balance
First put object on plate, then zero the balance.
13
The Elemental symbol for Sodium is?
Na
SO
NA
S
14
The standard metric unit for length is?
feet
centimeters
inch
yards
15
How do we separate mixtures?
You don't!
Use tweezers & filter paper
Heat up.
Based on their physical properties.
16
FINAL Jeopardy:
What are two types of units used in measuring volume and what are they used for?
ml, cm : solid, liquid
pints, inch : liquid, solid
cm3, liters : liquid, gas
ml, cm3 : liquid, solid
17
Which of the following is NOT an indicator of a chemical reaction?
Unexpected color change
Dissolving
Gas produced
Unexpected heat change
18
What is a mixture?
water
2 substances chemically combined
H2O
2 or more substances put together, NOT chemically combined
19
What is Mass?
How heavy an object is.
How much space an object takes up.
Based on gravitational pull.
The amount of matter an object contains.
20
What should every number have?
Decimal (to 10th) & units
Always rounded up
A whole number
21
What unit & tool would you use to measure the mass of blackboard eraser?
ml (ml) & balance
grams (g) & balance
grams (g) & scale
cm3 & ruler
22
What has mass and takes up space?
Volume
Matter
Light
Weight
23
Double Jeopardy:
What unit would you use to measure the volume of water in a large bucket?
cups (c)
milliliters (ml)
liters (l)
centimeters (cm)
24
What element has the symbol Ag?
Agonium
Gold
Argon
Silver
25
A _______________ is used to measure mass.
ruler
graduated cylinder
scale
balance
26
Which will change according to gravitational pull?
Mass
Volume
Weight
27
Which do you NOT do in a data table?
Use a ruler
Units at the top in column heading
Column heading
Units included in each data entry
28
What is produced when you combine HCl with Chalk?
Hydrogen
Oxygen
CO2
CaCO3
29
A _________________ is used to measure the volume of a liquid.
ruler
scale
balance
graduated cylinder
30
Where would an object have the most mass?
On the moon
On the surface of the Earth
None of the above
Out in space
31
Which is NOT a physical property of chalk?
White
Soft
Metalic
Solid
32
Is burning a candle and having the wax melt a physical or chemical change?
Physical
Both physical & chemical
Chemical
Mixture
33
What is the mass of the following riders?
105.7 g
136 g
35.5 g
135.7 g
