Free Biology, Chemistry, Geology homework help via qualified mentors. Please use the template when requesting help and show your work. Gain understanding today!
Threads
What are the concerns associated with fission nuclear reactions?
- raman911
- · Replies 4 ·
Why Is MnO2 Deposited at Positive Potentials in Electrochemical Reactions?
- angela2007
- · Replies 2 ·
Monochloride compounds of the halogens
- _Greg_
- · Replies 1 ·
Balancing acidic and basic equations
- reedy
- · Replies 42 ·
What Does \Delta G Indicate in Chemical Reactions?
- PiRsq
- · Replies 2 ·
Isobutylene Reacting w Cl2: Mechanism, Structure, Radioactive Carbon
- pardesi
- · Replies 6 ·
Group 2 Hydroxides: Reactivity with Water and Classification
- _Greg_
- · Replies 3 ·
Compound formed from n-Butyl, t-Butyl Ether and Sulfuric Acid
- pardesi
- · Replies 4 ·
How can we determine if a reaction is reversible or not?
- Calle
- · Replies 4 ·
Determining E. coli gene order from minimal media growth
- Intr3pid
- · Replies 3 ·
What is E° and how does it relate to group 2 redox properties?
- _Greg_
- · Replies 3 ·
Heat of Reaction Experiment, High school level
- bethanyd
- · Replies 1 ·
Use the periodic table to write the electron configuration of Gd
- skander
- · Replies 4 ·
Identifying elements from melting and boiling point data
- skander
- · Replies 5 ·
Resources for ranking Lewis acids by reactivity
- endy
- · Replies 3 ·
Why Does NH3 Form Complex Ions with Transition Elements?
- richi
- · Replies 3 ·
Biology of plants - observations of transplants and growth
- crpcrpcrp
- · Replies 2 ·
How to Calculate Hydronium Ion Concentration and pH in Acetic Acid Solution
- Fiza43
- · Replies 1 ·
Are These Chemical Reactions Correctly Balanced?
- prabhjyot
- · Replies 1 ·
Molar mass of unknown gas from equal volume of H2 sample
- chem
- · Replies 1 ·
What Happens to Water When Heating CaCl2*2H2O Above 175°C?
- Andronicus1717
- · Replies 2 ·
How Do You Calculate the Molar Mass of an Unknown Gas?
- chem
- · Replies 3 ·
Why did Fritz Haber develop ammonia synthesis and what are the alternatives?
- PPonte
- · Replies 7 ·
What is the role of sodium amide in the formation of benzyne from chlorobenzene?
- [Leo]
- · Replies 2 ·
How Can I Draw Resonance and Electron Dot Structures in Chemistry?
- Thorzilla
- · Replies 4 ·
What's the Difference Between ΔGº and ΔG'º?
- jones106
- · Replies 2 ·
How Is the Acidity or Basicity of Amino Acids Determined?
- jones106
- · Replies 1 ·
Potassium iodide in an ascorbic acid titration with iodine solution?
- flumbie
- · Replies 2 ·
How Much Energy Is Released in Hydrogen Formation?
- kunal
- · Replies 8 ·
Solving for the Molar Ratio of 2Na_{3}PO_{4}*12H_{2}0
- Winzer
- · Replies 10 ·
Solubility for hydrated calcium sulfate in HCl
- Kruz87
- · Replies 1 ·
What Is the Boiling Point of a Urea Solution?
- sweetshelly
- · Replies 1 ·
Describing the attraction forces between atomic solids
- cleeoo27
- · Replies 3 ·
Why does foam production drop at high ethanoic acid concentrations?
- prasannapakkiam
- · Replies 6 ·
How do I answer these chemistry hydrate questions?
- Ownaginatious
- · Replies 10 ·
Can You Get a Yield Greater Than 100% for Impure Benzoic Acid?
- _Greg_
- · Replies 1 ·
Why can't quicklime dry acidic gases?
- Fly_High
- · Replies 2 ·
What is the structure of NaN3? Why is N2 gas, and P solid at STP?
- MalayInd
- · Replies 6 ·
Acetylation- acetic acid or acetic anhydride
- Taryn
- · Replies 3 ·
What Are the Major Products of Benzoic Acid and Hydroquinone Nitration?
- jkh4
- · Replies 1 ·
Titration with Carbonates acting as bases
- Kushal
- · Replies 6 ·
Why do CuO+CO and C+CO2 reactions double the CO produced?
- [Leo]
- · Replies 3 ·
Why does KMnO4 oxidize ethene to CO2 instead of methanoic acid?
- prasannapakkiam
- · Replies 9 ·
Is It Dew or Guttation on Banana Plant Leaves?
- ritwik06
- · Replies 2 ·
What Is the Formula for Hydrated Calcium Sulfate?
- Winzer
- · Replies 9 ·
What Is the Chemical Formula and Uses of Vetro Paste?
- khalidmsc
- · Replies 1 ·
What is the best source for finding the specific heat of certain substances?
- Atropine
- · Replies 3 ·
Why does diluting nitric acid reduce its oxidizing ability?
- ritwik06
- · Replies 14 ·
Why use H+ (10^-7 M) in basic but not acidic solutions
- Fusilli_Jerry89
- · Replies 1 ·
Understanding Decomposers and the Difference Between Energy and Biomass Pyramids
- jacklwk
- · Replies 3 ·
Why am I struggling with multiple choice exams in A level Chemistry?
- prasannapakkiam
- · Replies 2 ·
Consider a stoppered flask containing benzene, iodine, and air
- fallenrose
- · Replies 5 ·
How Do You Determine the Heat of Reaction for CO + NO2 Reaction?
- richi
- · Replies 4 ·
What is the chemical equation for titrating ASA and sodium hydroxide?
- Icyknuckle
- · Replies 1 ·
Determine Rate Law For Chem Reaction
- webdivx
- · Replies 1 ·
Electrolysis of water: calculating charge and time from 11.2L oxygen
- gymstar
- · Replies 5 ·
Biology Autosomal and X-linked genetics problem
- Intr3pid
- · Replies 6 ·
Explain why autotrophs occupy the lowest level of the food chain.
- fallenrose
- · Replies 4 ·
Calculating P and Q Frequencies in Three Generations of Bacteria Populations
- komal12
- · Replies 13 ·
How do you calculate population growth with the formula rN=dN/dt?
- fallenrose
- · Replies 1 ·
When do you neglect x in RICE tables for weak acid/base reactions?
- oceanflavored
- · Replies 7 ·
How Does Concentration Affect Reaction Time and Rate Law?
- ND3G
- · Replies 2 ·
CO2 produced from NaHCO3 and CaCO3 reacting with vinegar
- Mack
- · Replies 1 ·
Molar calculations for sodium reactions and acid-base titration
- Janka
- · Replies 2 ·
How Is Heat Transferred in CH3OH Decomposition?
- Jenn
- · Replies 4 ·
Is K2Cr2O7 more soluble in H2SO4 than water?
- jmnew51
- · Replies 2 ·
Role of Lithium in Alkyne and C2H5NH2 Reaction?
- paperclip
- · Replies 1 ·
Acid-Base System: Identify Bases & Weaker Acid
- Styx
- · Replies 3 ·
First-order decomposition of N2O5 at 70°C
- youxcrushxme
- · Replies 1 ·
How Do You Calculate the Acid Dissociation Constant?
- alias_grace
- · Replies 6 ·
Equilibrium of H, OH, CrO4 and Cr2O7
- ND3G
- · Replies 5 ·
CO2 produced from NaHCO3 and CaCO3 reacting with vinegar
- Mack
- · Replies 19 ·
Limiting and Excess Reagents: Fact or Fiction?
- ProblemSets
- · Replies 3 ·
Calculating Barium Phosphate Formation: 10th Grade Chemistry Example
- ProblemSets
- · Replies 2 ·
Project model ideas for stem cell research presentation
- Cigz
- · Replies 3 ·
Neutralizing 50 kg of sulphuric acid with NaOH and CaCO3
- Janka
- · Replies 3 ·
Solving Calculations Involving Azides and Sodium Hydroxide
- Janka
- · Replies 2 ·
Why Are Water and Ethanol Completely Miscible?
- ND3G
- · Replies 1 ·
How Do You Balance the Reaction Between Nitric Acid and Calcium Carbonate?
- norrington
- · Replies 3 ·
Four ways energy is stored in molecules
- fallenrose
- · Replies 3 ·
Fetal Pig Anatomy: Urinary Bladder Blood Vessels
- pharaoh
- · Replies 1 ·
Understanding Transpiration in Biology: Factors Affecting the Rate
- ritwik06
- · Replies 3 ·
H2O and OH2 Same Species in Complex Entity?
- Vagrant
- · Replies 4 ·
[Chemistry Lab] Isolation of Aldehyde and Carboxylic Acid
- jkh4
- · Replies 1 ·
What Is the Expected Product of a Grignard Reaction with Atmospheric Oxygen?
- Endlicheri
- · Replies 1 ·
Quick help How much acid do I need to add?
- Endlicheri
- · Replies 1 ·
Cannizzaro Reaction: Yield Calculation of Alcohol/Acid
- Endlicheri
- · Replies 1 ·
How Do I Calculate the Volume of 6M HCl Needed to Acidify a Mixture to pH ~2?
- Endlicheri
- · Replies 1 ·
How Much Cadmium(II) Chloride Forms in a High School Chemistry Reaction?
- ProblemSets
- · Replies 1 ·
How Are Composites Used in the Biomedical Field and What Are Future Innovations?
- MechaMZ
- · Replies 1 ·
Balanced Equation: 2S(s)+3O2(g) ----> 2SO3(g): Correct Interpretation
- ProblemSets
- · Replies 5 ·
Potassium and Water: Understanding Chemical Equations
- parcerita
- · Replies 2 ·
Find Missing Coefficients: Al2SO4 + KOH --> AlOH3 + K2SO4
- ProblemSets
- · Replies 2 ·
Need article-Continuous, ionic liquid-catalysed propylation of toluene
- gfk820405
- · Replies 2 ·
Calculating Lattice Energy: LiF vs. CsF
- outofmines
- · Replies 1 ·
How Did the Genealogy of Exams Evolve?
- ermines
- · Replies 2 ·
How Do You Calculate the Acid Dissociation Constant from a pH Value?
- Akousmatikos
- · Replies 11 ·
Temperature when a 40 g ice cube at 0.0C is dropped into 500ml of water at 30C?
- Maggie 13
- · Replies 1 ·
What is the Solution to AP Chemistry 2006 Form A Free Response Question #5?
- future_chemist
- · Replies 2 ·
Is it possible to find uncertainty for water hardness?
- FlipStyle1308
- · Replies 1 ·