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ChemistryChemistry
Lola Williams
Valence electrons are responsiblefor the makeup of chemical properties of elements true or false
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ChemistryChemistry
Roselyn Knapp
For the reaction 6CO2 (g) + 6H2O (l) > C6H12O6 (s) + 6O2 (g), what mass, in grams, of glucose is produced from 3.00 moles of carbon dioxide?
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ChemistryChemistry
Lee Vazquez
Which of the following is a single-replacement reaction?

A. CaCl2 + Na2CO3 CaCO3 + 2NaCl

B. H2 + Cl2 2HCl

C. 2AgNO3 + Cu 2Ag + Cu (NO3) 2

D. CH4 + 2O2 CO2 + 2H2O
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ChemistryChemistry
Miguel Figueroa
Normal cellular pH has a hydrogen concentration of 3.98 x 10-8 M. what is the pH of a cell
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ChemistryChemistry
Logan Stuart
What is evaporation? Describe what happens at the molecular level during evaporation.
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ChemistryChemistry
Jayvion Yates
Write is the chemical formula for calcium and chlorine
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ChemistryChemistry
Andre Shea
Using EDTA as the titrant and a free metal in solution is called a direct titration. This can be measured using an indicator that changes color when the metal is no longer in solution. What are the other types of EDTA titrations that can be done and why would you choose to do one of those?
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ChemistryChemistry
Allison Horn
What is the relative formula mass for ammonium sulphate
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ChemistryChemistry
Evie Potter
How to find h30 in 0.08m
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ChemistryChemistry
Nikolas Duffy
Nitroglycerin (c3h5n3o9) is a powerful explosive. its decomposition may be represented by 4c3h5n3o9 → 6n2 12co2 10h2o o2 this reaction generates a large amount of heat and gaseous products. it is the sudden formation of these gases, together with their rapid expansion, that produces the explosion. (a) what is the maximum amount of o2 in grams that can be obtained from 5.00 * 102 g of nitroglycerin
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ChemistryChemistry
Emmett Rhodes
A 3-column table with four rows. The first column has entries Liquid A, Liquid B, Liquid C, Liquid D. The second column titled mass has entries 160 grams, 173 grams, 198 grams, 220 grams. The third column titled volume has entries 94 millimeters, 137 millimeters, 198 millimeters, 235 millimeters.

Paula finds four unlabeled containers of clear, odorless liquid in her laboratory storage. One of the containers holds water. She knows that water has a density of 1.0 g/mL. Use the data provided to calculate the density of each liquid.

Which liquid is water?

Liquid A

Liquid B

Liquid C

Liquid D
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ChemistryChemistry
Lucifer
Which option correctly describes the influence of electronegativity difference on bond character?
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ChemistryChemistry
Addison Lang
How do I write a balanced half-reaction describing the reduction of gaseous dioxygen to aqueous oxide anions?
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ChemistryChemistry
Senior
When table salt is placed in water and stirred it dissolves and a clear liquid is obtained. This process is a
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ChemistryChemistry
Raphael Novak
Carbonic acid is generated by bubbling co2 into a beaker of water. If it took 5 minutes for this reaction to reach equilibrium, how would the results differ if the enzyme carbonic anhydrase was added to the beaker of water?
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