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Firlakuza [10]
3 years ago
9

Outline the two main observations that led Wegener to propose the theory of continental drift.

Chemistry
1 answer:
ArbitrLikvidat [17]3 years ago
8 0

Answer:

for continental drift included the fit of the continents; the distribution of ancient fossils, rocks, and mountain ranges; and the locations of ancient climatic zone

Explanation:

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43. A boy is playing with a toy sledge. In which surface will it travel faster?
Kryger [21]

Answer:

D will be the answer of no 43

150 kg will be the answer of no 44

5 0
3 years ago
Find a total pressure of the gas mixture that contains forecast is with partial pressure of 5.00 kPa, 4.56 kPa 356 kPa and 678KP
Orlov [11]

Answer: 1044 kPa

Explanation: To find the total pressure of a system, you add up all the partial pressures. 5.00+4.56+356+678=1043.56, but since you need to account for significant figures it is 1044.

In addition, the amount of significant figures is the number with the smallest amount of decimal places. In this case you have no decimal places, since 356 and 678 have no decimal places. Remember that for the numbers 0-4 you round down and 5-9 you round up.

7 0
3 years ago
How does the concentration of the substrate in an enzyme-controlled chemical reaction change over time?
Zinaida [17]

Answer:

The rate of a chemical reaction is directly proportional to the concentration. The rate of a chemical reaction increases as the substrate concentration increases and thus, concentration of the substrate in an enzyme-controlled chemical reaction increases with time.

Explanation:

The rate of a chemical reaction is directly proportional to the concentration.

The reaction rate increases with increasing substrate concentration, but levels off at a much lower rate. By increasing the enzyme concentration, the maximum reaction rate greatly increases.

Generally, the rate of a chemical reaction increases as the substrate concentration increases, and thus, concentration of the substrate in an enzyme-controlled chemical reaction increases with time.

5 0
3 years ago
Read 2 more answers
the volume of a gas is 568.4 ml at 23.2 if the temperature is increased to 93.4 without changing the pressure what is the new vo
LUCKY_DIMON [66]

Answer:

Do not incinerate "why the gas in the gas is initially at 23degree and 360kPa and the can has a volume of 350Ml

D

8 0
3 years ago
For the molecule whose condensed structural formula is given below, decide if cis-trans isomers are possible. If they are, enter
ziro4ka [17]

Answer:

cis 2,3-dibromo- 2-butene

trans 2,3-dibromo- 2-butene

Explanation:

The cis-trans or geometric isomerism is due to restricted rotation around a carbon-carbon bond. This restriction may be due to the presence of double bonds or cycles.

The carbon-carbon double bond prevents free rotation of atoms in molecules. These two molecules have the same atoms, but they are different molecules. They are geometric isomers to each other.

The given compound can exist in the form of two isomers, cis and trans. The isomer that has the substituents on the same side is called cis, and the one that has them on opposite sides is trans.

3 0
4 years ago
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