Ions are electrically charged particles that are formed when certain compounds are dissolved in water. These solutions will conduct electricity. The Swedish scientist Svante Arrhenius coined the term ion (which means wanderer) to explain why solutions of electrolytes will conduct

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Science

Ions are electrically charged particles that are formed when certain compounds are dissolved in water. These solutions will conduct electricity. The Swedish scientist Svante Arrhenius coined the term ion (which means wanderer) to explain why solutions of electrolytes will ...

Science

Ions are electrically charged particles that are formed when certain compounds are dissolved in water. These solutions will conduct electricity. The Swedish scientist Svante Arrhenius coined the term ion (which means wanderer) to explain why solutions of electrolytes will ...

science

Ions are electrically charged particles that are formed when certain compounds are dissolved in water. These solutions will conduct electricity. The Swedish scientist Svante Arrhenius coined the term ion (which means wanderer) to explain why solutions of electrolytes will ...

Science

Ions are electrically charged particles that are formed when certain compounds are dissolved in water. These solutions will conduct electricity. The Swedish scientist Svante Arrhenius coined the term ion (which means wanderer) to explain why solutions of electrolytes will ...

science

Ions are electrically charged particles that are formed when certain compounds are dissolved in water. These solutions will conduct electricity. The Swedish scientist Svante Arrhenius coined the term ion (which means wanderer) to explain why solutions of electrolytes will ...

science

Ions are electrically charged particles that are formed when certain compounds are dissolved in water. These solutions will conduct electricity. The Swedish scientist Svante Arrhenius coined the term ion (which means wanderer) to explain why solutions of electrolytes will ...

science

Ions are eletrically charged particles that are formed when certain compounds are dissolved in water. These solutions will conduct eletricity. The swedish scientist Svante Arrhenius coined the term ion (which means wanderer) to explain why solutions of eletrolytes will conduct...

Chemistry

What is the charatteristic of covalent bonding meaining what happens and then what is the result from what happened (like does it form a molecule, compund, etc. . . Same thing for ionic bodnging The ionic part is discussed below. Look for a chemistry post by smooches. Here is ...

Physics

As a comet swings around the Sun, ice on the comet's surface vaporizes, releasing trapped dust particles and ions. The ions, because they are electrically charged, are forced by the electrically charged solar wind into a straight ion trail that points radially away from the ...

chemistry

What are the certain conditions when ionic compounds conduct an electric current? Why are ionic compounds not always used as conductors? Ionic compounds conduct an electric current when the ions are free to move about. This usally means they are in solution form (as ions) or ...

Chemistry

In the experiment shown below, you add some salt to water. A = All of the solid dissolves (no solid at the bottom). B = You add more water and the solid stays dissolved. Select all of the following that are true about solutions A and B. The same number of ions are dissolved in...

Chemistry

Why do ionic compounds conduct electricity when they are melted or dissolved in water?

Chemistry

Regarding conductivity: 1. If a solution has a high conductivity, it indicates that there are a lot of __________________ in solution. [Answer: ions] 2. Pure acetic acid does not conduct electricity, nor does pure water, but a mixture of the two does conduct. This is explained...

CHEMISTRY

list three differences between molecular and ionic compounds, and explain how they relate to the differences in bond types.....how do i relate to the differences in bond types? List the differences and we'll talk about how they relate to the bond type. 1. molecular compounds ...

Chemistry (CHEM)

Can someone explain the electrical conductivity of melted and of aqueous solutions of ionic compounds. An explain it using the characteristics of ionic compounds. ThankS A Whole lot.. In Advance I suggest you go to the site recommended by Ms.Sue. Here is a brief summary but ...

chemistry

What is a special group of compounds that produce H+ ions when dissolved in water? A. Acids B. Ionic compounds C. Molecular compounds D. Polyatomic compounds I think A

Chemistry

Sea water conducts electricity. Which statements give the best explanation for this a) Ions are able to move around in sea water b) Electrons can pass from ion to ion in the sea water c) The sea water contains more ions with positve charges than ions with negative charges d) ...

Chemistry

Describe the ammonium ion, NH4+, and the sulfate ion, SO42-. What compounds would these ions form with potassium and fluoride ions? Write the formula units for the resulting compounds.

Chemistry 20 TRUE OR FALSE

1) A conductivity apparatus is not that useful in separating acids from bases because both solutions conduct electricity. True or false 2)The hydronium ion contains a water molecule bonded to a hydrogen ion. True or False

Chemistry

1. Regarding solutions and solids, which statement is true? A. If the solvent is water, the crystal lattice energy of a solid is absorbed. B. Hydration energy is related to the attractions between solute particles. (My Answer) C. If the solvent is water, the crystal lattice ...

chemistry

IONIC COMPOUNDS CONDUCT ELECTRICITY EXCEPT WHEN THEY ARE A. IN WATER SOLUTION B. LIQUID C. BILNARY COMPOUNDS D. SOLID I will be happy to critique your thinking on this.

Physics

Charged particles such as ions can separate the charges inside of overall electrically neutral atoms, thus making an electric dipole. A dipole is characterized with a dipole moment p=αEexternal, where α is the polarizability of an atom, and Eexternal is the external ...

Chemistry

HCl is a gas at room temperature and does not conduct electricity. Yet when dissolved in water, the solution becomes an excellent conductor. Classify HCl as metallic, ionic, molecular or covalent network, and explain why HCl would conduct electricity in an aqueous solution.

Electricity

if an electrically uncharged body is contacted by an electrically charged body,the uncharged body will? A)develop the opposite charge as the charged body. B)remain na neutrally charged body. C)develop the same charge as the charged body. D)neutralize the charged body. The ...

Electricity

if an electrically uncharged body is contacted by an electrically charged body,the uncharged body will? A)develop the opposite charge as the charged body. B)remain na neutrally charged body. C)develop the same charge as the charged body. D)neutralize the charged body. c

science

the oxide formed when selenium burns in air dissolves in water to give a solution of selenious acid,H2SeO3.the solution conducts electricity and turns blue litmus paper identify the positively charged ion present in an aqueous solution of the acid and then using the answer ...

Physics-Check my answers

At the atomic level, what is meant by saying something is electrically charged? - When something is electrically charged it means that it has a positive charge. Why is charged usually transferred by electrons rather that protons? -The electrons are oppositly charged than the ...

science

The molecule Al2(SO4)3 has dissolved in water. What ions are formed and how many ions are formed of each type?

Science URGENT PLEASE

1. what would you expect the pH value for grapefruit juice to be? (>7, 7, <7) 2. A.) Which two ions are present in very small amounts in any sample of pure water? b.) what is a good alternative chemical formula for water rather than H2O? Why? c.) with respect to ion ...

Chemistry Electrolytes

What is the total number of ions formed when 2.00 grams of calcium chloride are dissolved in 100 grams of water. (Ignore any ions formed by the water). Note, this is a bit of a trick question. Read the problem carefully.

Chemistry 101 Electrolytes

What is the total number of ions formed when 2.00 grams of calcium chloride are dissolved in 100 grams of water. (Ignore any ions formed by the water). Note, this is a bit of a trick question. Read the problem carefully.

Chemistry (Regents level)

1- In the reaction Fe2O3 + 3 CO = 2 Fe + 3 CO2, what is the total number of moles of CO used to produce 112 grams of iron? a) 1.0 b)2.0 c)3.0 d)4.0 2- Given the reaction: 4Al + 3O2 = 2Al2O3 How many moles of Al2O3 will be formed when 27 grams of Al reacts completely with O2? a...

Bio

1. An isotope is an atom of an element that varies in mass number due to variation in the number of: A. atoms. B. protons. C. neutrons. D. electrons. is it C 2, A covalent bond is: A. the attraction that one atom has for another atom. B. the attraction between two atoms, ...

TO DrBob222 Science

1. with respect to ion count, why is water considered to be neutral? 2. How do the number of H+ and OH- ions compare after a.) HI is added to water? b.)KBr is added to water? c.)KOH is added to water? 3. Give the Arrhenius definitions for salts. Thanks :)

TO: DrBob222 science help

1. with respect to ion count, why is water considered to be neutral? 2. How do the number of H+ and OH- ions compare after a.) HI is added to water? b.)KBr is added to water? c.)KOH is added to water? 3. Give the Arrhenius definitions for salts.

Chem

Why does sodium chloride not conduct electricity as a solid but when melted, does conduct electricity? Thanks Solid NaCl consists of a three dimensional array of Na^+ and Cl^-. Even though the ions are present, the ions are not free to move about; i.e., they are held in place ...

science

does sugar dissolved in water conduct electricity? what about potassium hydroxide?

Chemistry Plz hurrry

What are charateristic of a ionic bond and a chemical bond? An ionic bond is a type of chemical bond that involves gain or loss of valence (outer shell) electrons in order to attain stability. That is not what I am looking for but thanks anyway An ionic bond IS a chemical bond...

physics

Can water,air and earth conduct electricity? If yes, then explain how they conduct electricity.

Chemistry

Please could someone advise me on how to write a balanced equation for the breakdown off H2SeO3. The solution is dissolved in water and conducts electricity. I know the charged ion present is H+ I am struggling to work it out and indentify the other ion formed, other than it ...

chemistry

Acids that form ionic solutions will conduct electricity. Acids that form covalent solutions will not conduct electricity. but acids have HYDROGEN in them and hydrogen is a gas is that why the results of the conduction test need to be changed because hydrogen is a non metal ...

More Chemistry

I have the answers, I just want to be sure...I'm a little hesitant.. 1. Explain how strong acid solutions conduct an electric current: -Strong acids readily release ions creating electro negativity. 2. Will a strong acid or weak acid conduct electricity better? Why? -A strong ...

CHEM

thank you VERY much for your replies, DrBob. Another question, however: How many moles of ions -both cations and anions- are present in solution when 0.75 mol of potassium chloride is dissolved in 0.25L of distilled water? How do I work this answer to be: 1.5mol? KCl(s) + H2O...

science

3) Some ionic compounds contain a mixture of different charged cations. For example, some titanium oxides contain a mixture of and ions. Consider a certain oxide of titanium that is 28.31% oxygen by mass and contains a mixture of and ions. Determine the formula of the compound...

Chemistry

An ion exchange process may be used to remove ions causing hardness of water. Outline how this works. 1. Ca2+ and Mg2+ are the ions that cause the hardness of water, one example of softening the water is to react the hard water with NaCO3 (Sodium bicarbonate) to soften the ...

science

what are 4 differences between ionic and covalent bonding? plz help thanks!! http://antoine.frostburg.edu/chem/senese/101/compounds/faq/properties-ionic-vs-covalent.shtml i clicked on the link but it doesnt tell me anything See if it works (Broken Link Removed) this time ...

Physics**Scientist

Please help me with this!! I really can't find it. 1) This scientist used his device by dropped a spool of wire through a magnetic field. 2)This scientist used a torsional balance to show that the magnetic repulsion between magnetic poles varied by the square of the distance. ...

science

Why are plasmas able to conduct electricity? Plasmas are electricity: all ions, free to move.

Physical science

What did svante arrhenius discover about the reaction between an Acid and a Base?

chemistry

22. Choose the best description for a solid held together by London forces. A. This substance melts at -30 °C to give a liquid that does not conduct electricity. B. This substance melts at 650 °C and both the solid and liquid phases conduct electricity. C. This substance ...

Chemistry

Im fed up with this assignment please help The oxide formed when selenium burns in air dissolves in water to give a solution of selenious acid, H2SeO3. The solution conducts electricity, and turns blue litmus paper red. State the evidence that supports classifying H2SeO3 as an...

Chemistry

What is the proper chemical formula for the perchlorate ion. Enter the formula by writing the formula followed by a comma and then any charge on the ion. For example: the carbonate ion, CO32- would be entered as CO3,2- (note the comma). Enter singly charged ions, like the ...

Chemistry

what is the name of the ions that are formed when the following compounds dissolve in water. (a) BaBr2 (b) (NH4)2CrO4 (c)HBr

Chemistry

(a) The solubility of bismuth iodide (BiI3) in water is 4.891 x 10-3 M. Calculate the value of the solubility product. The dissolution products are Bi^3+ (aq) and I^- (aq). (b) Do you expect the solubility of (BiI3) in 0.1 M NaCL (aq) to be equal to, greater than, or less than...

science

When substances such as sugar and table salt are dissolved in water, the freezing points of the new solutions are lower than the freezing point of water. Also, the more material dissolved, the lower the freezing point. The boiling points of these solutions, however, are higher...

Chemistry

22. Arrhenius defined an acid as hydrogen containing and able to form hydrogen ions in water.- T? 23. A strong acid does not have to be a strong electrolyte.- F? 31. Bases generate (OH) ions.- T 32. A neutralization reaction forms water from hydronium and hydroxide ions.- F? ...

Chemistry

22. Arrhenius defined an acid as hydrogen containing and able to form hydrogen ions in water.- T? 23. A strong acid does not have to be a strong electrolyte.- F? 31. Bases generate (OH) ions.- T 32. A neutralization reaction forms water from hydronium and hydroxide ions.- F? ...

Ion charge & formulas of ionic compunds-DrBob222

These are the other questions: I'll start from Number 1. 1. I have to write down the symbol for the following ions: a- sodium = Na b- chloride = CL c- sulfate = S d- ammonium = ? would it be NH4? e- chromium (II) = Cr f- chromium(III) = Cr 2. write the formulas for the ...

Chemistry please check

1. An ionic compound solution is a(an)________ of electric current. non-conductor absorber emitter good conductor reverser ans: good conductor 2. Hydrogen bonding in water accounts for water's higher than expected boiling temperature the fact that ice floats in liquid water ...

fountain of knowledge international academy

Calculates the mass concentration in g dm3 of the ions in the following solutions A, Cl- ions in 0•2mol dm3 of NaCl solution B,NO3 ions in 0•75 mol trioxonitrate (v) acid C,SO4^-2 ion in 2 mol dm3 potassium tetra ox soul phage ( VI) solutions

Chemistry

Write an equation that represents how dihydrogen phosphate ion (H2PO4-) behaves as an Arrhenius acid. ( Be sure to include the correct charges for ions.)

Chemistry 12

9. According to Arrhenius, which of the following groups contain: i)only acids ii)only bases a. NaOH, H2CO3, KCl b. MgCl2, H2SO4, HCl c. HNO3, HCl, H3PO4 d. Mg(OH)2, AgBr, HF e. KOH, NH4OH, Ba(OH)2 10. Enough water is added to 100 g of sodium hydroxide in order to obtain a one...

Chemistry

I did a lab in which I added ionic solutions to tap and distilled water and another ionic solution. Distilled water is the control because it does not react to any solutions since it doesn't contain ions. But one of the lab questions I need to answer is: These tests cannot ...

science

When substances such as sugar and table salt are dissolved in water, the freezing points of the new solutions are lower than the freezing point of water. Also, the more material dissolved, the lower the freezing point. The boiling points of these solutions, however, are higher...

Physics-Check my answers

when combing you hair you scuff electrons from your hair onto the comb.is your hair then positively or negativley charged?How about the comb? -Your hair is postively charged, while the comb is negatively charged Why are the tires for trucks carrying gasoline and other ...

chemistry

suppose you had a sample of water and you knew that either the silver ion or the barium ion were in the water . What negative ion could you add to this water sample that would precipitate out one of the ions but not the other?state which ion would form the precipitate and ...

Chemistry 130

Can someone please help me and let me know if these questions and answers are correct? I just need a second opinion…and if there not correct can you help me…please?!? 1.(3). In the Arrhenius definition, an acid is a substance that a. turns litmus paper from blue to red b. ...

chemistry

Give the number of each type of ion present in each of the ionic compounds formed from the combination of the indicated metal and acetate, {\rm C_2H_3O_2}^-, ion.

science!

What is the usual state of matter for covalent compounds? Ionic compounds? What is the smallest particle for each? What types of particles are formed by covalent bonds?

science

An atom loses an electron. What will happen when it approaches a positively-charged ion? A. The ions will repel each other. B. The ions will attract each other. C. The ions will cancel each other out. D. The ions will neither attract nor repel each other.

CHEMISTRY QUESTION

Imagine you have a light bulb and battery conductivity tester. You are given a dilute solution of copper sulfate and a dilute solution of vinegar, acetic acid. Coppersulfate is an ionic compound. You may recall acetic acid reacts with water to produce ions in solution ...

DMMS

Chemistry What characteristics are shared by all alkali metals and alkaline earth metals? A They conduct electricity very well B They are strong and shiny C They form alkaline solutions when mixed with water D They do not react with water at all

Chemistry

Metal cations can act as lewis acids in water to produce an acidic solution even though the metal ion contains no hydrogen. Water hydrates the ions in solution and partial loss of electrons from water allows hydrogen ion to be lost What is the pH of a 0.1209M solution of Al3+ ...

science

A substance in a solid at room temperature. It is unable to conduct electricity as a solid but can conduct electricity as a liquid. This compound melts at 755 degrees celsius. Would you expect this compound to have ionic bonds, metallic bonds, or covalent bonds? A) metallic ...

AP Chem

An aqueous solution contains 4.50 g of calcium chloride, CaCl2, per liter. What is the molarity of CaCl2? When calcium chloride dissolves in water, the calcium ions, Ca^+2, and chloride ions, Cl^-, in the crystal go into the solution. What is the molar concentration of each ...

Chemistry 12

15. The concentration of hydroxide ions in a solution of nitric acid 0.2 M is: a. 2 x 10-14 M b. 5 x 10-14 M c. 5 x 10-7 M d. 2 x 10-1 M 16. Aqueous solutions of strong acids and strong bases: a. are good electricity conductors b. make litmus paper become red c. have a pH of 7...

AP Chemistry

Determine the pH of the following solutions. 1) 0.600 M HCl 2) 0.052 moles of H2SO4 dissolved in 4.2 L of water. 3)5.6 grams HNO3 dissolved in 450 ml of water. 4) 2.5 grams of NaOH dissolved in 500 mL of water. 5) adding 2 grams NaH dissolved in 0.56 L of water. 6) 20 mL of 0....

AP Chemistry

Determine the pH of the following solutions. 1) 0.600 M HCl 2) 0.052 moles of H2SO4 dissolved in 4.2 L of water. 3)5.6 grams HNO3 dissolved in 450 ml of water. 4) 2.5 grams of NaOH dissolved in 500 mL of water. 5) adding 2 grams NaH dissolved in 0.56 L of water. 6) 20 mL of 0....

Chemistry

A student was given a solid containing a mixture of nitrate salts. The sample completely dissolved in water, and upon addition of dilute HCl, no precipitate formed. The pH was lowered to about 1 and H2S was bubbled through the solution. No precipitate formed. The pH was ...

biology

need help few questions 1. a signaling cell produces a signal that is detected by what type of cell? 2. If the interior of a typical cell is negatively charged, what type of charged ions will not require energy to diffuse into the cell using an ion channel? 3. Receptor ...

science

need help few questions 1. a signaling cell produces a signal that is detected by what type of cell? 2. If the interior of a typical cell is negatively charged, what type of charged ions will not require energy to diffuse into the cell using an ion channel? 3. Receptor ...

science

need help few questions 1. a signaling cell produces a signal that is detected by what type of cell? 2. If the interior of a typical cell is negatively charged, what type of charged ions will not require energy to diffuse into the cell using an ion channel? 3. Receptor ...

chemistry

Please I need help. Many,but not all, compounds are made up of positive and negative ions. Three positive ions A^+, B^2+ and C^3+ could form a total of six different compounds with negative ions, Y^2- and Z^3-. Derive the formulae for six compounds and write them in the table.

Science

Solid table salt does not conduct electricity. How does dissolving salt in water allow electricity to flow?

Science

Reggie has a sample of raw sugar made up of large particles and a sample of white sugar made up of much smaller particles. He dissolved 1 tsp. of each sample in 1 cup of water. Which dissolved fastest? a) Both dissolved at the same rate b) The white sugar dissolved slowly, and...

Science

Reggie has a sample of raw sugar made up of large particles and a sample of white sugar made up of much smaller particles. He dissolved 1 tsp. of each sample in 1 cup of water. Which dissolved fastest? a) Both dissolved at the same rate b) The white sugar dissolved slowly, and...

Science

Reggie has a sample of raw sugar made up of large particles and a sample of white sugar made up of much smaller particles. He dissolved 1 tsp. of each sample in 1 cup of water. Which dissolved fastest? a) Both dissolved at the same rate b) The white sugar dissolved slowly, and...

Science

Reggie has a sample of raw sugar made up of large particles and a sample of white sugar made up of much smaller particles. He dissolved 1 tsp. of each sample in 1 cup of water. Which dissolved fastest? a) Both dissolved at the same rate b) The white sugar dissolved slowly, and...

physical science

The oxygen atoms of a water molecule are most attracted to 1: Other oxygen atoms, negatively charged ions, positively charged ions or nonpolar molecules?

Physical Chem

A student added solid K2O to a 750.0 mL volumetric flask. The solid was dissolved in water and then the flask filled with water to the mark. This formed 750.0 mL of the initial KOH solution. 20.0 mL of the initial solution was transferred to another flask and diluted to 200.0 ...

physics

I need help with this question. How does an electrically polarized object differ from an electrically charged object?

college

0.02 g of CaCO3 is dissolved in 1 L of water. Calculate the moles of calcium carbonate that have dissolved in the water, the moles of Ca2+ ions in solution, and the number of Ca2+ ions in solution?

Chemistry

0.02 g of CaCO3 is dissolved in 1 L of water. Calculate the moles of calcium carbonate that have dissolved in the water, the moles of Ca2+ ions in solution, and the number of Ca2+ ions in solution?

Chemistry

How does table salt (NaCl) dissolve in water? A. The oxygen atoms in water molecules attract sodium ions. B. Each sodium ion is surrounded by chloride ions. C. Each NaCl molecule is surrounded by water molecules. D. Water molecules hydrogen bond with sodium ions and chloride ...

Chemistry

The Concentration of Cu2+ ions in the water (which also contains sulfate ions) discharged from a certain industrial plant is determined by adding excess sodium sulfide(Na2S) solution to .800 L of the water. Molecular Equation: Na2S(aq) CuSO4(aq) --> Na2SO4(aq) + CuS(s) ...

Physics/ electricity

Consider a square of side length a = 9.7 cm with charged particles at each of the corners. Three of the particles carry +9.3 nC of charge while the fourth particle carries -9.3 nC. In volts, what is the electric potential at the center of the square? Hint: Choose the potential...

chemistry

The cell shown above is a concentration cell. Both cells contain a copper solution and have copper electrodes. The only driving force for this cell is the difference in the concentration of the copper solutions. The system will react to equalize the concentration of the ions ...

stats

Particles are a major component of air pollution in many areas. It is of interest to study the sizes of contaminating particles. Let X represent the diameter, in micrometers, of a randomly chosen particle. Assume that in a certain area, the probability density function of X is...

chem

what happens when NaCl(s) is dissolved in water? (1)Cl-ions are attracted to the oxygen atoms of the water (2)Cl-ions are attracted to the hydrogen atoms of the water. (3)Na+ions are attracted to the hydrogen atoms of the water. (4)no attractions are involved; the crystal just...

Physics

A mass spectrometer is used to examine the isotopes of uranium. Ions emerge from the velocity selector at a speed of 3.00 x 10^5 m/s and enter a uniform magnetic field of 0.600 T directed perpendicularly to the velocity of the ions. What is the distance between the impact ...

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