11/03/23

How many moles of nickel will react with 9.71 mol m o l of hydrochloric acid.
How many moles of nickel will react with 9.71 molmol of hydrochloric acid.
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11/02/23

Complete these Bronsted-Lowry reactions.
Complete these Bronsted-Lowry reactions.Reaction 1: HPO^2-/4 +H+ ⇌ ?Reaction 2: HPO^2-/4 +OH- ⇌?
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10/27/23

Identifying missing items in a given Reaction Scheme
Please help idetify items labelled 'A' to 'F' in the reaction scheme below:Cyclohexanone --> Reagent(s) A --> Cyclohexanol --> Reagent(s) B --> Chlorocyclohexane --> Reagent(s ) C... more
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10/24/23

Identification of missing items in a reaction scheme
Please help identify the missing items labelled 'a' to 'e' in the following reaction scheme:Benzaldehyde > (Reagent a) > Benzyl alcohol > (Reagent b) > Benzyl chloride > (Reagent c)... more
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10/29/21

interconverting atmospheres and torr
The partial pressure of carbon dioxide in the atmosphere is 0.000314 atm. Calculate the partial pressure in mmHg and torr. Round each of your answers to 3 significant digits. 
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10/25/21

When 0.406 moles of nitrogen react with sufficient hydrogen, how many moles of ammonia (NH3) are formed?
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10/23/21

What is the mass of 3.56 mol of carbon?? mass: g

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06/02/21

please help me with honors chem solubility question
Answer all parts:Which solvent, water or hexane (C6H14), would you choose to dissolve each of the following?(a) NaClA. waterB. hexane    (b) HFA. waterB. hexane    (c) octane (C8H18)A.... more
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05/28/21

Can you please me with these?
For the reactions below • Draw a condensed structural diagram for each of the reactants and products ( 3 marks) • Name the product that has been produced (questions 1 and 3) (1 mark) • Classify the... more
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05/08/21

Air is made of nitrogen, carbon dioxide, and small amounts of other gases. What is the pressure of O2 at 1 atm if PN2 = 593.4 mm Hg, PCO2 = 3.0 mm Hg, and Pothers = 7.1 mm Hg?
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05/07/21

use conversion factors to perform the following conversions
determine the volume in liters of 42.34 grams of neon gas at STP
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05/07/21

A gas has a pressure of 0.450 atm at 50.0 °C. What is the pressure at 0°C?
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05/07/21

How many moles of oxygen can be formed from 67 grams of carbon dioxide?
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05/07/21

Please help me with honors chem
Identify the following chemical reaction as exothermic or endothermic: CaCO3 + 178 kJ --> CaO + CO2A. EndothermicB. Exothermic    
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05/04/21

What volume (L) of NH3 gas at STP is produced by the complete reaction of 7.5 g of H2O acording to the following reaction.
MgN2(s) + 6H2O(l) → 3Mg(OH)2(aq) + 2NH3(g)9.3 3.12819
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05/04/21

What happens to the pressure of a constant mass of gas at constant temperature when the volume is doubled?
The pressure is doubled.The pressure remains the same.The pressure is reduced by 1/2. The pressure is reduced by 1/4.
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05/04/21

As a scuba diver descends, in addition to the normal atmospheric pressure, water exerts increasing pressure on the chest and lungs.

The surface level conditions are 1.00 atm at 291.3 K and you descend to a depth where the pressure is 1.04 atm. What is the temperature at this depth? 293 K283 K303 K273 K
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05/04/21

In the balanced equation for the following, what is the correct molar coefficient for Li? Li (s) + I2 (s) --> LiI (s)

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05/03/21

What is the name of this reaction? And is the reaction product a Schiff base?
R–NH2 –> R–N=CH2What is the name of this reaction? Is the product a Schiff base?
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05/03/21

Which element has the following ground state electron configuration?
Which element has the following ground state electron configuration? 3d 4s[Ar]
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05/03/21

Hola please understand that I have needed help with my homework for weeks please someone actually respond and help me

1.) For the reaction C + 2H2 → CH4, how many grams of hydrogen are required to produce 17 moles of methane, CH4 ?Round your answer to the nearest tenth. If you answer is a whole number like 4,... more
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05/03/21

Hi so no tutors have helped me at all I need so much help. I have needed help for many hours with my chemistry homework please help me as soon as possible please

S   + 6 HNO3 → H2SO4 + 6 NO2 + 2 H2OIn the above equation, how many grams of water can be made when 4.4 moles of HNO3 are consumed?Round your answer to the nearest tenth. If you answer is a whole... more
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05/02/21

Limiting Reactant, Production, and Excess Reactant
If 16.8g of carbon monoxide (CO) is mixed under high pressure with 3.78g of hydrogen gas (H2) to produce methanol, what would be the limiting reactant? What mass of Methanol will be produced? How... more
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05/01/21

if you start with 10.0 moles of aluminum, how many moles of aluminum oxide will be produced ? 4 al + 3 o2 → 2 al2o3

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05/01/21

A sample of gas has a pressure of 2.1 atm in a 4.5L container, if the container size is reduced to 3.1 what is the new pressure?
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