Description : Precautions to be taken while using cooking gas cylinders?
Last Answer : • Never leave cooking unattended • Never get distracted • Never allowed a child to cook without adult supervision • Keep the flame from extending past the pot ideas • Turn pot handles away from the stove edge • Keep stoves and cook tops free of grease and fat build-up
Description : Which one of the folling is also khow as solution? (1) Acompound (2) Ahomogeneous mixture (3) A heterogeneous mixture (4) A suspension
Last Answer : (2) Ahomogeneous mixture Explanation: In chemistry, a solution is a homogeneous mixture composed of only one phase. In such a mixture, a solute is a substance dissolved in another substance, ... solvent. The solution more or less takes on the characteristics of the solvent including its phase.
Description : An alloy is an example of : (1) Colloidal solution (2) Emulsion (3) Solid solution (4) Heterogeneous mixture
Last Answer : (3) Solid solution Explanation: A Solid solution is a uniform mixture of substances in solid form.
Description : Which one of the folling is also khow as solution ? (1) A compound (2) A homogeneous mixture (3) A heterogeneous mixture (4) A suspension
Last Answer : A homogeneous mixture
Description : Liquefied Petroleum Gas (LPG) in domestic use cylinders is in the liquid form. The density of LPG in liquid form is about __________ of that of water (i.e. 1 gm/c.c). (A) One fourth (B) One third (C) Half (D) One eighth
Last Answer : (C) Half
Description : Consider the following statements: 1. Bordeaux mixture consists of sodium bromide and lime 2. Toothpastes contain calcium carbonate 3. Zinc amalgam is used in dental fillings 4. Liquid sodium is used as a coolant in nuclear reactors The ... 1, 3 and 4 only (c) 2, 3 and 4 only (d) 1, 2 and 3 only
Last Answer : Ans:(c)
Description : Consider the following statements: 1. Carbyne is an allotrope of carbon. 2. Gasoline, used as a fuel in motor vehicles is a mixture of petrol and alcohol. 3. Petroleum is also known as 'liquid gold'. 4. The various components of crude ... (b) 1, 3 and 4 only (c) 1, 2, 3 and 4 (d) 1, 2 and 3 only
Last Answer : Ans:(b)
Description : Deep fried food materials are carcinogenic because they are rich in - (1) Fats (2) Hydrocarbons (3) Cooking oil (4) Nicotine
Last Answer : (2) Hydrocarbons Explanation: If foods are overheated or burnt, a group of carcinogenic substances called polycyclic aromatic hydrocarbons (PAHs) are produced. PAHs represent a very large group of ... , PAHs can be absorbed in the intestine and distributed to other organs through blood circulation.
Description : Deep fried food materials are carcinogenic because they are rich in (1) Fats (2) Hydrocarbons (3) Cooking oil (4) Nicotine
Last Answer : Hydrocarbons
Description : What would you do to form a heterogeneous mixture of sugar and salt crystals?
Last Answer : The mixture of salt and sugar crystals is heterogeneous.
Description : Mixture of ice and water form a (a) closed system (b) open system (c) isolated system (d) heterogeneous system (e) thermodynamic system.
Last Answer : Answer : d
Description : All gases form what type of mixture? w) dispersion x) colloidal y) homogeneous z) heterogeneous
Last Answer : ANSWER: Y -- HOMOGENEOUS
Description : A liquid/gaseous fuel containing hydrocarbons and high amount of sulphur is burnt with 40% excess air. The flue gas still contains large amount of carbon monoxide. This may be due to the (A) Presence of large ... fuel (C) High sulphur content in the fuel (D) Lack of thorough mixing of fuel with air
Last Answer : (D) Lack of thorough mixing of fuel with air
Description : Pick out the wrong statement. (A) An ideal liquid or solid solution is defined as one in which each component obeys Raoult's law (B) If Raoult's law is applied to one component of a binary mixture; ... also (C) Henry's law is rigorously correct in the limit of infinite dilution (D) None of these
Last Answer : (D) None of these
Description : Distinguish between homogeneous and heterogeneous mixture. -Chemistry
Last Answer : A homogeneous mixture has the same uniform appearance and composition throughout. Many homogeneous mixtures are commonly referred to as solutions. A heterogeneous mixture consists of visibly ... or phases. ... Particle size distinguishes homogeneous solutions from other heterogeneous mixtures.
Description : Is mixture of iodine and water heterogeneous and why?
Last Answer : Iodine water is a homogeneous mixture because Iodine gets completely dissolved in water. A heterogeneous mixture is a mixture in which all componets of the mixture aren't the same phase.
Description : Why is vegetable soup and heterogeneous mixture?
Last Answer : It is heterogeneous because you can see each of the ingredients
Description : Is sodium a heterogeneous mixture?
Last Answer : No sodium chloride is not a heterogeneous mixture.
Description : Is a wedding cake a homogeneous mixture or a heterogeneous mixture?
Last Answer : Wedding cake is a heterogeneous mixture.
Description : Is titanium a element compound homogeneous mixture or a heterogeneous mixture?
Last Answer : Titanium is a chemical element.
Description : Is hot fudge sundae homogeneous or heterogeneous mixture?
Last Answer : This is a heterogeneous mixture.
Description : Is water a compound or heterogeneous mixture or homogeneous mixture?
Last Answer : It is a homogenous mixture
Description : Why is a pencil heterogeneous mixture?
Last Answer : It consists of several substances. It has a graphite core, whichoften has other material in it. Around the core is some wood. Thewood often is painted. Some pencils also include an eraser, sothere is rubber there and often a metal surround, to help hold itin position.
Description : Why is a sandwich a heterogeneous mixture?
Last Answer : It consists of many different elements, often in differentstates. So it has bread and a least one other substance, plus somekind of spread. It may have a lot of substances in it, and couldhave things like salad cream in it, which is not solid.
Description : Is whipped cream Homogeneous or Heterogeneous mixture?
Last Answer : homogeneous mixture, colloid
Description : Is pencil lead a compound or an element or an homogeneous mixture or a heterogeneous mixture?
Last Answer : It is a homogeneous mixture.
Description : What makes a heterogeneous mixture a mixture?
Last Answer : A mixture is two or more substances combined together withactually reacting chemically. So, be it homogeneous orheterogeneous, a mixture is a mixture if it fits thisdefinition.
Description : Is charcoal a heterogeneous or a homogeneous mixture?
Last Answer : If the charcoal is pure carbon it is homogeneous.
Description : Is dusted air a homogeneous or a heterogeneous mixture?
Last Answer : Feel Free to Answer
Description : What is acetylene compound heterogeneous mixture homogeneous mixture?
Description : What is magnesium compound heterogeneous mixture homogeneous mixture?
Last Answer : A chemical compound is considered as homogeneous.
Description : Is the mixture of iron filings homogeneous or heterogeneous?
Description : Is sucrose an element compound homogeneous mixture or heterogeneous mixture?
Last Answer : What is the answer ?
Description : Is oatmeal with raisins a heterogeneous mixture?
Last Answer : Need answer
Description : Is barium an element or a compound or a homogeneous mixture or a heterogeneous mixture?
Description : Is acetone an element or a compound or a homogeneous mixture or a heterogeneous mixture?
Description : Is sugar an element or a compound or a homogeneous mixture or a heterogeneous mixture?
Last Answer : compound
Description : Is sweat element or a mixture or homogeneous or heterogeneous?
Last Answer : Sweat is a heterogeneous mixture.
Description : Is a tree a homogeneous mixture or a heterogeneous mixture?
Last Answer : A tree is a heterogeneous mixture.
Description : Is copper a homogeneous mixture or heterogeneous mixture?
Last Answer : Neither. Copper is not a mixture at all. It is a pure element.
Description : Octane number of gasoline is obtained by comparing the performance of the engine when running on a mixture of the following hydrocarbons A. ethane and methane B. normal heptane and iso-octane C. iso-heptane and octane D. iso-octane and TEL
Last Answer : ANSWER : B
Description : Petroleum consists of a mixture of – (1) Carbohydrates (2) Carbonates (3) Hydrocarbons (4) Carbides
Last Answer : (3) Hydrocarbons Explanation: Petroleum (petroleum, from Latin: 'petra' (rock) + Latin: oleum (oil) or crude oil is a naturally occurring flammable liquid consisting of a complex mixture of ... variety of materials, and it is estimated that the world consumes about 88 million barrels each day.
Description : Wax used for making candle is chemically a mixture of – (1) aliphatic hydrocarbons (2) aromatic hydrocarbons (3) cyclic hydrocarbons (4) aliphatic and aromatic hydrocarbons
Last Answer : (1) aliphatic hydrocarbons Explanation: An aliphatic compound is a hydrocarbon compound containing carbon and hydrogen joined together in straight chains, branched trains or non-aromatic rings ... naturally occurring. Waxes are organic compounds that characteristically consist of long alkyl chains.
Description : Petroleum is a mixture of – (1) elements (2) hydrocarbons (3) polymers (4) salts
Last Answer : (2) hydrocarbons Explanation: Petroleum or crude oil is a naturally occurring flammable liquid consisting of a complex mixture of hydrocarbons of various molecular weights and other liquid ... zooplankton and algae, are buried underneath sedimentary rock and undergo intense heat and pressure.
Description : Two liquids manometer is used for measuring small pressure differences in (A) Liquids (B) Gases (C) Mixture of hydrocarbons (D) None of these
Last Answer : (A) Liquids
Description : High grade coal is mainly which of the following? w) methane x) propane y) a mixture of hydrocarbons z) anthracene
Last Answer : ANSWER: Y -- A MIXTURE OF HYDROCARBONS
Description : Wax used for making candle is chemically a mixture of (1) aliphatic hydrocarbons (2) aromatic hydrocarbons (3) cyclic hydrocarbons (4) aliphatic and aromatic hydrocarbons
Last Answer : aliphatic hydrocarbons