26 Answered Questions for the topic High School Chemistry

High School Chemistry

09/06/21

how to contact chemistry tutor

High School Chemistry Chemistry Ap Chemistry College Chemistry

03/30/21

CHEMISTRY LIMITING REACTANT

The following data was collected when a reaction was performed experimentally in the laboratory. Reactants Products Al(NO3)3 NaCl NaNO3 AlCl3 Starting Amount in Reaction 4 moles 9... more
High School Chemistry Chemistry Ap Chemistry Electrochemistry

12/13/20

Determine the total voltage produced by Manganese(II) bromide and potassium metal

Show ALL work. Use redox reaction to derive
High School Chemistry Science Chemistry Science Fair Project

04/15/18

What causes vitamin C concentration to increase in freshly squeezed orange juice?

Hi. In year 13 Chemistry we titrated an iodine solution with freshly squeezed orange juice which had been stored at different temperatures. We keep the orange juice solution in an incubator to... more
High School Chemistry

12/11/17

how do you find the limiting reagent of .35 grams of potassium iodide and .45 grams of lead (II) nitrate

i have the correct balanced equation and the molarity of potassium iodide. i also have the mass of the precipitate. 
High School Chemistry Science Chemistry Volume

10/21/17

Question concerning molarity, volume and mass, please help!

If 10 drops of 0.5 mol L-1 Na3PO4(aq) had been added to the sample containing excess 0.25 mol L-1 Ca(NO3)2(aq), what mass of precipitate would you expect to produce? You may assume one drop is... more
High School Chemistry

06/06/17

What is the heat of formation of hexane, C6H14?

 What is the heat of formation of hexane, C6H14?
High School Chemistry Chemistry

04/27/17

N2(g) + 3H2-> 2NH3(g) How many grams of ammonia (NH3) can be produced from the reaction of 28.0 g of N2 and 25.0 g of H2?

 Need Chemistry help, I do not understand absolutely nothing!
High School Chemistry Chemistry Dealing With Gas Laws

03/17/17

What volume will be occupied if the gas is moved to a new area with 2.00 ATM and 88 degrees C?

a gas at capital S capital T capital P occupies a volume of 100. ml. What volume will be occupied if the gas is moved to a new area with 2.00 ATM and 88 degrees C? Capital S capital T capital P... more
High School Chemistry Chemistry Conversion General Chemistry

11/25/16

Finding how high a column of water in meters can be with the density of water and mercury

I'm struggling to understand what the question is asking me and what concepts it is trying to test...    If the density of water is 1.00g/mL and the density of mercury is 13.6g/mL, how high a... more
High School Chemistry

11/14/16

Part 1) A solution containing 240 g of silver nitrate is combined with a solution containing 200 g of sodium chloride. predict the reaction and provide a balanc

(SOLVE USING STOICHIOMETRY)   List the compound, mass before reaction, and mass after reaction
High School Chemistry

06/09/16

what is equilibrium constant in this reaction?

3.1 MOLES OF FeCL3 AND 3.2 MOLES OF NH2SCN ARE ADDED TO ONE LITRE OF WATER. AT EQUILIBRIUM 3 MOLES OF FESCN+2 ARE FORMED. THE EQUILIBRIUM CONSTANT FOR THIS RECTION fe+3 + scn- gives fescn+2?
High School Chemistry Chemistry

06/09/16

what is ionisation energy?

how can i find ionisation energy?
High School Chemistry

06/07/16

How does dalton's Law relate to scuba diving?

  the total pressure of a gas mixture equals the sum of the partial pressures that make up the mixture   That's basically all i know
High School Chemistry

05/26/16

How does Boyles Law relate to scuba diving?

Don't have a clue
High School Chemistry

05/24/16

HI! How does Gay Lussac's law relate to scuba diving?- YEAR 11 CHEMISTRY

For my assignment, i have to give a report on the importance of chemistry in scuba diving. i have done my abstract, however i don't know what to say about Gay Lussac's Law. I know what it is and... more
High School Chemistry Chemistry

03/07/16

If 354.75g of HCl react with excess of MnO2, how many miles of Cl2 form?

Can you help me with the equation to solve this?
High School Chemistry Chemistry Ap Chemistry General Chemistry

03/04/16

Having trouble with these questions below... Please help show work and answer thanks!

Question #1 If 23.67 mL of a solution of Ba(OH)2 requires 15.05 mL of a 1.082 M solution of HNO3 for complete titration, what is the molarity of Ba(OH)2 solution?  answer in units of... more
High School Chemistry

12/27/15

A volume of 5.00 ml of mercury is added to a beaker that has a mass of 87.3 g. What is the mass of the beaker with the added mercury?

Its chemistry math basically. Im not good at it all. Thats why Im on this site. I need help

06/18/15

What is the shape name of C2HF3?

examples, linear, bent, trigonal planar.....
High School Chemistry

05/29/15

a 0.67l solution of ammonium sulfate, (9NH4)2SO4, contains 0.81 mole of solute. what is the approximate molarity of the solute?

molarity of a solution  
High School Chemistry Math Chemistry Math Help

12/22/14

how many mL does he need?

doctor has ordered 325 mg of a medication . The medication is available as a solution that contains .50 g of the medication per mL. How many mL of the solution would the patient need ? I have (325... more
High School Chemistry Chemistry Ap Chemistry General Chemistry

12/21/14

Percent Composition Problems

I need a brief example on how to solve Percent Composition probs please. Oh and btw how I can I tell when a compound is ionic or covalent ?  

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