How does changing the amount of one substance affect a mixture identity and compounds identity?

1 Answer

Answer :

The compounds identity remain unchanged; but the new mixture is different.

Related questions

Description : what All substances have characteristic properties. If one of these properties can be observed without changing the identity of the substance, it must be A. universal property. B. physical property. C. biological property. D. chemical property.?

Last Answer : B: Physical Property

Description : How does granite and pizza show the identity of a substance doesn't change a mixture?

Last Answer : Answers is the place to go to get the answers you need and to ask the questions you want

Description : Nitrogen oxidation (nitrification)refers to the A- conversion of ammonium ions into nitrates through the activities of certain bacteria B- changing of atmospheric nitrogen (N2) to nitrogen compounds C- sulfur is oxidized to the sulfate form through Thiobacillusbacteria D- none of the above

Last Answer : conversion of ammonium ions into nitrates through the activities of certain bacteria

Description : One mole feed of a binary mixture of a given composition is flash vaporised at a fixed P and T. If Raoult's law is obeyed, then changing the feed composition would effect (A) ... The fraction vaporised but not the product composition (D) Neither the product composition nor the fraction vaporised

Last Answer : (C) The fraction vaporised but not the product composition

Description : What property of a substance that is observable without changing it?

Last Answer : Examples: color, density, granulation, hardness, refractive index, etc.

Description : A substance unrelated to substrate but capable of reversibly changing activity of enzyme by binding to a site other than active site is called (a) Competitive inhibitor (b) Non-competitive inhibitor (c) Catalytic inhibitor (d) Allosteric modulator/inhibitor

Last Answer : Ans. ((d))

Description : Pasteurisation of milk means (A) Removal of fatty and albuminous substance from it (B) Killing of organisms present in it by heating it at controlled temperature without changing its natural characteristics (C) Inhibiting the growth of micro-organisms without killing them (D) None of these

Last Answer : (B) Killing of organisms present in it by heating it at controlled temperature without changing its natural characteristics

Description : The notion that ones identity is reduced to a small amount of information in a social networking profile points to the?

Last Answer : danger in judging someone according to his or her profile

Description : Differentiate between mixture and compounds by giving appropriate examples. -Science

Last Answer : Mixtures do not have meting or boiling point, but compounds have fixed melting and boiling point. Examples of mixtures are Alloys like brass, bismuth, chromium, oceanic water (salt and water), mixtures ... while Sodium Chloride, Baking soda, Methane, Salt, etc., are the examples of the compounds.

Description : (mixture of alkenes) `overset((i) O_(3))underset((ii) Zn//H_(2)O)to` (mixture of carbonyl compounds). The incorrect statement is

Last Answer : (mixture of alkenes) `overset((i) O_(3))underset((ii) Zn//H_(2)O)to` (mixture of ... KOH D. Only two carbonyl compounds give positive idoform test

Description : (mixture of alkenes) `overset((i) O_(3))underset((ii) Zn//H_(2)O)to` (mixture of carbonyl compounds). The incorrect statement is

Last Answer : (mixture of alkenes) `overset((i) O_(3))underset((ii) Zn//H_(2)O)to` (mixture of ... KOH D. Only two carbonyl compounds give positive idoform test

Description : Which of following compounds exists as non-resolvable racemic mixture?

Last Answer : Which of following compounds exists as non-resolvable racemic mixture? A. B. C. D.

Description : Is concrete a mixture of elements or mixture of compounds?

Last Answer : Concrete is a mixture of compounds.

Description : (1) waste water released from kitchen Explanation: Sullage is a term used to descibe wastewater that wises as a byproduct of daily human activities such as showering, washing kitchen utensils, and doing ... a mixture of water, soap, detergent, bleach, dirt, and other compounds discarded after use.

Last Answer : A solution is - (1) a homogeneous mixture of two or more substances (2) a solid dissolved in a liquid (3) a solid dissolved i water (4) a mixture of two liquids

Description : Benzoic acid and diphenyl ketone are both solids insoluble in water. A mixture of these compounds can be separated if we (a) add the mixture to a solution of NaOH in water, and filter. (b) add ... benzene. (d) It is impossible to separate a mixture of two solids when both are insoluble in water.

Last Answer : add the mixture to a solution of NaOH in water, and filter

Description : Which of the following compounds yields a yellow precipitate when warmed with a mixture of iodine in aqueous sodium hydroxide? (a) Acetophenone (b) Benzaldehyde (c) Benzophenone (d) Propanal

Last Answer : Acetophenone

Description : Which of the following is a true statement? (a) All chiral molecules possess a plane of symmetry. (b) All achiral molecules are meso. (c) All molecules which possess a single asymmetric center of the S configuration are levorotatory. (d) A mixture of achiral compounds will be optically inactive

Last Answer : A mixture of achiral compounds will be optically inactive

Description : The theoretical minimum work required to separate one mole of a liquid mixture at 1 atm, containing 50 mole % each of n- heptane and n octane into pure compounds each at 1 atm is (A) -2 RT ln 0.5 (B) -RT ln 0.5 (C) 0.5 RT (D) 2 RT

Last Answer : (B) -RT ln 0.5

Description : Will changing the default browser on my PC from IE to Chrome affect my ability to receive automatic updates for Windows 7?

Last Answer : No effect. Just open IE from time to time to be sure the updates are loaded. I’m in the same boat.

Description : Will changing my address affect my financial aid?

Last Answer : I don’t know about states besides California, but here you are considered a dependent until you are 24, whether you live with your folks or not. Good luck!

Description : How did changing ideas on the role of the individual affect the way scientists began to understand they physical world?

Last Answer : Need answer

Description : A molecule is (a) A class of organic compounds (b) The smallest unit of a substance that retains the properties of the substance (c) The spectrum of a substance (d) A small mass

Last Answer : Ans:(b)

Description : Aromatic compounds are generally derived from what substance?

Last Answer : ANSWER: BENZENE

Description : Why a mixture is an impure substance? -Chemistry 9th

Last Answer : A mixture is an impure substance. It consists of different elements and substances combined together physically in an unknown ratio. Mostly mixtures are heterogenous. Their constituents are not combined chemically ... freezing point. All these properties of a mixture make it an "Impure substance".

Description : is chocolate chip cookie mix a pure substance or mixture?

Last Answer : Any cookie dough, or any dough for that matter is a mixture, because you mix different pure substances together.

Description : what is the difference between a mixture ,a solution ,and pure substance

Last Answer : Need Answer

Description : The substance used in holmes singnals of the ship is a mixture of:

Last Answer : The substance used in holmes singnals of the ship is a mixture of: A. (1) `CaC_2 + Ca_3P_2` B. (2) ` ... 3) `H_3PO_4 + CaCl_2` D. (4) `NH_3 + HOCl`

Description : Is bromine a compound impure substance mixture or a pure substance?

Last Answer : Need answer

Description : When homogeneous mixture in which one substance is dissolved in another substance is known as a?

Last Answer : Need answer

Description : Is cinnamon a mixture or a pure substance?

Last Answer : Mixture

Description : How do the components of a mixture differ from the components of a pure substance?

Last Answer : The concentrations of the components of a mixture may vary.However, a pure substance has a definite composition that does notvary.

Description : Is chromium a pure substance or a mixture?

Last Answer : Pure substance.

Description : Is apple juice with no pulp a mixture or a pure substance?

Last Answer : mixture

Description : Is liquid air a mixture or a pure substance?

Last Answer : Liquid air is a mixture.

Description : Is saltpeter a pure substance or mixture?

Last Answer : Saltpeter (KNO3) is a compound.

Description : Is nutella a substance or a mixture?

Last Answer : Feel Free to Answer

Description : Is a salt substitute a pure substance or mixture?

Last Answer : Mixture

Description : Is lemonade pure substance or mixture?

Last Answer : a mixture

Description : Is nickel a pure substance or a mixture?

Last Answer : Nickel is a chemical element, and as such, it is a puresubstance.

Description : What property of substance does distillation used as basis for separation of components of a mixture?

Last Answer : Different materials have different boiling points.

Description : Is candy a mixture or a pure substance?

Last Answer : Need answer

Description : Is saltpeter a pure substance or mixture?

Last Answer : Saltpeter (KNO3) is a compound.

Description : Is a salt substitute a pure substance or mixture?

Last Answer : Mixture

Description : Is lemonade pure substance or mixture?

Last Answer : a mixture

Description : Is nickel a pure substance or a mixture?

Last Answer : Nickel is a chemical element, and as such, it is a puresubstance.

Description : Is beer a mixture or a pure substance?

Last Answer : Beer is not a pure substance.

Description : Slow reacting Substance of Anaphylaxis is a mixture of (A) Prostaglandins (B) Prostacyclins (C) Thromboxanes (D) Leukotrienes

Last Answer : Answer : D

Description : (1) a homogeneous mixture of two or more substances Explanation: A homogeneous mixture of two or more substances uniformly dispersed throughout a single phase is called solution. In such a mixture, a ... the solvent including its phase, and the solvent is commonly the major fraction of the mixture.

Last Answer : Choose the incorrect statement pertaining to organic compounds - (1) They have low melting and boiling points (2) They do not dissolve in water (3) They are not easily combustible (4) They contain mainly carbon and hydrogen

Description : Separating a substance from a mixture of liquid having I different boiling point is called?

Last Answer : Distillation

Description : Co-current absorbers are usually used when the gas to be dissolved in the liquid is (A) Sparingly soluble (B) Highly soluble (C) A pure substance (D) A mixture

Last Answer : (C) A pure substance