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Chemistry, 02.02.2023 14:00
If we have 4.50 mol of sodium and 2.25 mol of iron (III) nitrate which reactant is the limiting reactant?...
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Chemistry, 01.02.2023 20:30
What is the pressure of a gas of 0.0925 moles occupies 152 ml at 185 degrees celcius...
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Chemistry, 30.01.2023 19:20
What do cocaine, amphetamines, caffeine, nicotine, and MDMA (ecstasy) all have in common? Select one: a. They all increase the activity of the nervous system. b....
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Chemistry, 29.01.2023 08:50
Which form of energy can be connected closely to climate change? a) coal b) wind c) hydroelectric d) solar...
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Chemistry, 28.01.2023 14:00
A gas mixture contains 1.26 g N2 and 0.76 g O2 in a 1.51 L container at 11 C. Calculate the partial pressure of N2?...
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Chemistry, 28.01.2023 09:30
Chapter 6 Question 34 - AlgorithmicThe element that has a valence configuration of 3s2 3p6 is .- Choices:ArRnKrNeXe...
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Chemistry, 28.01.2023 07:10
___ K +_ 0₂ → _K₂0 Balance Chemical Equation...
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Chemistry, 27.01.2023 09:10
Profiles Tab Window HelpE- CengageNOW Online texgmenttakeCovalentActivity. do?locator assignment-takeTUTOR Percent YieldCengage: Digital Course S xResubmit[References]Consider this reaction, which occ...
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Chemistry, 26.01.2023 22:40
In two to three sentences, explain the importance of the following in a nuclear reactor: control rods containment structure a moderator...
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Chemistry, 25.01.2023 20:20
Hydrogen emits light with a wavelength of 410 nm. Find the frequency of this light. Find the energy contained by a single photon of this light in kJ....
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Chemistry, 23.01.2023 17:20
I need help with solving this problem...
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Chemistry, 23.01.2023 06:50
The concentration f the sugar glucose (c6h12o6) in human blood ranges from 80 mg/dl before meals up to 120 mg/dl after eating. find the molarity of glucose in blood before eating. remember 1 dl = 0.1l...
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Chemistry, 21.01.2023 22:20
Hey, this is basically almost a free point (just multiple choice of 1 pressure) ...
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Chemistry, 18.01.2023 00:00
during electrolysis three observations are made: the size of both the anode and cathode change. a solid appears directly beneath the anode. the colour of the coper sulfate solution does not change. ex...
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Chemistry, 16.01.2023 02:40
Copper(II) sulfate crystals, CuSO4.5H₂O, can be made by heating copper(II) oxide with dilute sulfuric acid and then crystallising the solution formed. a Calculate the maximum mass of cry...
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Chemistry, 09.01.2023 02:10
What do you notice about the names of the cations and anions on the cards. How do they compare with the name of the neutral atom or element? Do the non-metals have anything in common about their name?...
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Chemistry, 06.01.2023 07:10
The equation for the complete combustion of hexane is shown. CH₁ + 91/20₂ → 6CO₂ + 7H₂O How many molecules of carbon dioxide are formed when 2 x 10³ mol of hexane undergoes complete comb...
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Chemistry, 02.01.2023 17:10
A gas occupies 1.56 L at 101.3kpa. What will be the volume of this gas if the pressure becomes 45.5kpa?...
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Chemistry, 24.12.2022 14:00
What is the total concentration of phosphate ions (in M) in a 2. 1 M aqueous solution of magnesium phosphate?...
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Chemistry, 23.12.2022 14:00
The specific heat of a certain type of cooking oil is 0.418 cal/(g·°C). How much heat energy is needed to raise the temperature of 1.227 kg of this oil from 23.0 °C to 60.0 °C?...
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