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Organic Chem - Identifying Functional Groups
- whiteman
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Biology life span of nerve and red blood cells
- marquitos
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What Are the Concentrations of M2 and M3 in Electrolyte Solutions?
- rodjav305
- · Replies 2 ·
Thermochemistry Help Again How to find mass?
- kirsten_2009
- · Replies 1 ·
Calculate NaCl to Make Isotonic Solution
- crazyweird3
- · Replies 4 ·
Why Diamond is a Poor Conductor & Graphite a Good Conductor
- arabianchick
- · Replies 3 ·
Calculate Process for Drug Production: MW 192, 10.3 L/min, 41.2% Drug, SG 1.025
- siddharth
- · Replies 6 ·
Density Problem - Please lookover my answer
- benworld
- · Replies 2 ·
Gas laws concerning pressure & temp.
- Agent M27
- · Replies 3 ·
How to Adjust KNO3 Solution Preparation for Temperature Variations?
- tigerlili
- · Replies 3 ·
Why Is Energy Liberated When NaCl Forms from Sodium and Chlorine?
- chops369
- · Replies 1 ·
Specific Gravity Question - Please check my answer
- benworld
- · Replies 1 ·
50cm^3 of a mixture of CO, CO2 and H2 were exploded with 25.0cm^3
- elitewarr
- · Replies 2 ·
Calculating Density of Hydrogen Gas at 20°C & 1655psi
- Agent M27
- · Replies 2 ·
Calculate ΔE: Endo- or Exothermic? Solving Problems with ΔE Equation
- bigzabuda
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Reaction Rate Experiment - Concentration
- firebirds0707
- · Replies 1 ·
What is the Empirical Formula of Vitamin B5 (Niacin)?
- Kelly09
- · Replies 2 ·
Why is ice cold solvent used in filtration?
- evry190
- · Replies 1 ·
What Percentage of PCl5 Will Decompose at 523K?
- rcrx
- · Replies 1 ·
How Do You Determine the Empirical Formula from Combustion Data?
- rudders93
- · Replies 1 ·
What Is the Role of Zinc in Redox Reactions?
- Jan Hill
- · Replies 1 ·
Finding Beer's Law Slope: Homework Help
- physicsman2
- · Replies 1 ·
Chemistry 0.75 moles of NH3 molecules contain how many moles of hydrogen?
- LaNell
- · Replies 1 ·
Why is distillation used and what are its purposes?
- jnimagine
- · Replies 9 ·
Solving the Electrochemistry Lab Problem: Determining Na2S2O3 Concentration
- chemnerd666
- · Replies 8 ·
Solving Acid-Base Reactions: NaOH + HCl → NaCl + H2O
- Glen Maverick
- · Replies 3 ·
How Do You Write an Isotope Compared to an Element on the Periodic Table?
- land_of_ice
- · Replies 1 ·
Rate Constant Graph: Answer Insufficient Data
- temaire
- · Replies 1 ·
Gas Effusion Rate Problem: He, Cl2, H2, Kr, Rn
- Navygal
- · Replies 2 ·
How much water is ionized in the lightning?
- Number1
- · Replies 1 ·
How to Prove a^5 ≡ a (mod 15) for Any Integer a?
- sty2004
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Very basics general chem questions.
- Agent M27
- · Replies 2 ·
What Volume of Copper Sulfate Solution is Needed for 1.110g of Iron?
- kirsten_2009
- · Replies 29 ·
Comparing Atom Sizes: Be vs B & P vs Cl
- chops369
- · Replies 3 ·
Chemistry - Reactions - Gas given off and solid remaining after heating
- jahrollins
- · Replies 2 ·
Mastering Concentration: Understanding How to Work Out Homework Answers
- LatexZone
- · Replies 23 ·
Atmospheric chemistry - how to find a wavelength
- farasha
- · Replies 2 ·
Atmospheric Chemistry, where to start?
- farasha
- · Replies 3 ·
How to Calculate the Molar Mass of an Unknown Gas?
- momen1981
- · Replies 2 ·
Identify Gas based on Temperature and Speed of Sound
- infinitas
- · Replies 3 ·
Aspirin/Ibprofen Solubility in Water vs Benzoic Acid
- Ryan_77
- · Replies 1 ·
What will be change in enthelpy when heat is supplied at constant volume?
- vivek_mahali
- · Replies 1 ·
Electrophilic/Nucleophilic aromatic substitutions
- future_vet
- · Replies 1 ·
Simple pH Problem (If I could remember)
- negatifzeo
- · Replies 1 ·
Chemistry What Are Moles and Why Do Chemists Use Them?
- LatexZone
- · Replies 23 ·
Find mass of product when given Kc, mass of reactant, but not volume
- Knight226
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Understanding Enthalpy Change in Closed Systems
- PPonte
- · Replies 7 ·
Titration of Sr(OH)2 by HCl. What is the pH?
- disneychannel
- · Replies 2 ·
Specific Heat Capacity of a cylinder in boiling water
- DavisonH
- · Replies 5 ·
Mathematical relationship between reaction time and reaction rate HELP
- lanfear
- · Replies 2 ·
How to calculate density from specific weight in imperial units
- subopolois
- · Replies 2 ·
Comparing Atomic Orbitals: Determining First Ionization Energy"
- Jan Hill
- · Replies 1 ·
Earth's Energy Output Compared to the Sun | Ast HW Help
- Kiwithepike
- · Replies 7 ·
Writing net ionic equations (having problems)
- mousechild
- · Replies 2 ·
Equilibrium Constnant Discrepancy: SO2 + O2 -> Kc = 279
- nhrock3
- · Replies 7 ·
What Is the Standard Electrolysis Potential for Substance X?
- nhrock3
- · Replies 19 ·
Molar Heat of Fusion experiment question?
- holidaylizard
- · Replies 1 ·
How Do I Balance the Equation K + Br2 --> KBr?
- LatexZone
- · Replies 12 ·
What Is the Standard Potential for M?
- nhrock3
- · Replies 1 ·
Oxygen & Hydrogen: Electron Transitions
- nhrock3
- · Replies 1 ·
Chemistry Homework: Colors of Halogens in 3 States & 2 Solvents
- jeremy22511
- · Replies 3 ·
Understanding Thermal Expansion: Effects of Cutting and Heating Metal Sheets
- Dell
- · Replies 1 ·
What is the percentage of ammonia in the sample?
- tag16
- · Replies 3 ·
Sodium hydroxide and hydrochloric acid
- Jan Hill
- · Replies 1 ·
Why Does Ethanol Not Affect the Equilibrium of the Dichromate Reaction?
- Jan Hill
- · Replies 1 ·
What Is the Pressure of Methyl Cyanide After 520 Seconds?
- Zeitgeist
- · Replies 1 ·
Understanding NH3 & NH4+ Complex Ion Formations
- Jan Hill
- · Replies 1 ·
What is the correct way to name alkanes with multiple branches?
- Suzyscans
- · Replies 2 ·
Calc. Ca2+ in Standard Carbonate Soln. w/ Na2CO3 Addition
- carmikeisevil
- · Replies 4 ·
Solving this question in a certain way
- nhrock3
- · Replies 1 ·
Calculate ΔH°rxn for 3NO2(g)+1H2O(l) → 2HNO3(g)+1NO(g)
- Physics197
- · Replies 2 ·
Interesting Chemistry Question (Metals And Non Metals)
- SankalpSethi
- · Replies 2 ·
Biology What are the genotypes for different flower colors in a monohybrid cross?
- Foghorn
- · Replies 1 ·
How Do You Calculate Molal Volume from Molar Volume and Molecular Weight?
- physstudent1
- · Replies 1 ·
Membranes, proton pump/ cotransport
- jasper10
- · Replies 4 ·
Help with a thermodynamics problem, calculate energy transfer?
- kawf
- · Replies 1 ·
Significant digits in calculation
- php006
- · Replies 1 ·
Finding the Temperature for K to Equal A: An Arrhenius Equation Problem
- Precursor
- · Replies 5 ·
Calculating Mass and Volumetric Flow of Nitrobenzene: Homework Solutions
- XBOX999
- · Replies 1 ·
Why Do Magnets Attract Certain Metals?
- vickirocks001
- · Replies 1 ·
Some quick and simple help please - Tetrahedral Compounds
- LatexZone
- · Replies 2 ·
Delta H for 25.0 g NaOH in 100ml of 31.5% HCl
- Jan Hill
- · Replies 3 ·
Question on the Boiling point of NaCl solution.
- Choronzon
- · Replies 6 ·
Finding Planck time in terms of [G], [h], and [c]
- zeion
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Calculating 0.5M NaCl in 500mL Water
- mmedin01
- · Replies 4 ·
PH concentrations, strong acids and water
- nobahar
- · Replies 4 ·
Plantae protist and diatoms evolution
- yahman
- · Replies 1 ·
Why Doesn't an Egg Harden When Boiled at High Altitude?
- Jan Hill
- · Replies 14 ·
Rate of Reaction Problem: Calculating Concentrations Before Reactions Occur
- temaire
- · Replies 2 ·
Binding energy calculation of a nucleus
- ellynx
- · Replies 3 ·
What is the Balancing Constant in Chemical Equations?
- nhrock3
- · Replies 1 ·
Titration from basic end point to acid endpoint
- madgab89
- · Replies 1 ·
Density distrubution and solar lifetime of the sun
- zeion
- · Replies 1 ·
Why Does Ted Experience Dizziness When Standing Up Too Quickly?
- blackdog666
- · Replies 1 ·
Does friction have a negative effect on the mechanical advantage
- geekgiRl_3
- · Replies 1 ·
Calculating Oxygen Mass in a 4.0x7.0x2.5 Room
- Zhalfirin88
- · Replies 6 ·
Chemistry; reaction rate - completion
- General_Sax
- · Replies 1 ·
Energy is needed to drive an ecosystem
- Ahmad786
- · Replies 2 ·
Effect of Ethanol and Water Mixing on Randomness: A Discussion
- Jan Hill
- · Replies 4 ·
HELP Pressure Change for equation without volume
- Navygal
- · Replies 2 ·