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yulyashka [42]
3 years ago
15

Which expression represents the number 0.00017 written in scientific notation?

Chemistry
2 answers:
Sliva [168]3 years ago
6 0
The answer to this question is : D
Svet_ta [14]3 years ago
3 0

Answer:

D

Explanation:

Move the decimal and count the places

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Phase change is based on the_________, which states that phase change occurs with changing average kinetic energy. a. Law of con
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d but I'm not sure.............

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A negatively charged balloon has 2.6 µc of charge. how many excess electrons are on this balloon? the elemental charge is 1.6 ×
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The given 2.6 µC of charge is due to a buildup of electrons, each of which has a charge of 1.6 x 10^-19 C. The 2.6 <span>µC is equivalent to 2.6 x 10^-6 C, so we can divide this by the individual charge of an electron:
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4 years ago
As a general rule, how many specific substrates can bind to an enzyme?
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Enzyme Active Site and Substrate Specificity

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Find w12, the work done on the gas as it expands from state 1 to state 2.
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The equation for work is
W = PdV
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If the gas is ideal and the expansion is isothermal, then P = nRT/V and the equation can be integrated with respect to V
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7 0
3 years ago
A balloon was partially filled with helium gas at room temperature. It occupied 4.0 liters of volume at 700.0 mmHg atmospheric p
Tatiana [17]

Answer:

28.28 L.

Explanation:

  • We can use the general law of ideal gas: <em>PV = nRT.</em>

where, P is the pressure of the gas in atm.

V is the volume of the gas in L.

n is the no. of moles of the gas in mol.

R is the general gas constant,

T is the temperature of the gas in K.

  • If n and T are constant, and have two different values of V and P:

<em>P₁V₁ = P₂V₂</em>

<em></em>

P₁ = 700.0 mm Hg, V₁ = 4.0 L.

at burst: P₂ = 99.0 mm Hg, V₂ = ??? L.

<em>∴ V₂ = P₁V₁/P₂</em> = (700.0 mm Hg)(4.0 L)/(99.0 mm Hg) = <em>28.28 L.</em>

3 0
3 years ago
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