Description : What is two or more substances that are together but do not combine to form a new pure substance?
Last Answer : What is the answer ?
Description : Teo atoms of hydrogen combine to form a molecule of hydrogen gas, the energy of the `H_(2)` molecule is :
Last Answer : Teo atoms of hydrogen combine to form a molecule of hydrogen gas, the energy of the `H_(2)` ... atoms D. Some times lower and some times higher
Last Answer : Two or more atoms combine to form a molecule.
Description : Is it true that atoms with the same outer level combine with other atoms?
Last Answer : No. Some do. But not all atoms "with the same outer level" willcombine with others - for instance, atoms of noble gases won'tcombine with one another. And not all atoms that combine withothers are equal.
Description : What chemical compound is formed when sodium atoms combine with hydroxide groups?
Last Answer : A group hydroxide doesn't exist.
Description : Equivalent Mass The eqivalent mass of a substance is defined as the number of parts by mass of it which combine with or displace 1.0078 parts by mass
Last Answer : Equivalent Mass The eqivalent mass of a substance is defined as the number of parts by mass of it which combine with ... O` A. 90 B. 45 C. 64 D. 128
Last Answer : Equivalent Mass The eqivalent mass of a substance is defined as the number of parts by mass of it which combine with or ... 10 M/7 C. 7 M/9 D. 9 M/7
Last Answer : Equivalent Mass The eqivalent mass of a substance is defined as the number of parts by mass of it which combine with or ... /5 B. M/6 C. M/10 D. M/2
Description : 1/125th part of nitrogen gas isolated from atmosphere did not combine with any other substance due to
Last Answer : 1/125th part of nitrogen gas isolated from atmosphere did not combine with any other substance due to A. ... noble gases D. The presence of `O_(2)`.
Description : True or false .During a chemical change atoms are lost or gained to the new substance?
Last Answer : FALSE
Description : A homogeneous reactor is the one, in which the (A) Fissile atoms are evenly distributed throughout the mass of nuclear reactor (B) Same substance (e.g. heavy water) is used as moderator & coolant (C) The fuel and the moderator is mixed to form a homogeneous material (D) All (A), (B) and (C)
Last Answer : (C) The fuel and the moderator is mixed to form a homogeneous material
Description : (3) two light nuclei combine to form a heavy nucleus Explanation: Nuclear fusion is the process of making a single heavy nucleus (part of an atom) from two lighter nuclei. The difference in mass ... . Fusion is the process that powers active or "main sequence" stars, or other high magnitude stars.
Last Answer : Helium is added to the oxygen supply of deep sea divers because it is - (1) less poisonous than nitrogen (2) (2) Lighter than nitrogen (3) Readily miscible with oxygen (4) less soluble in blood than nitrogen at high pressure
Description : What is a pure substance made of 2 or more types of atoms?
Last Answer : This is a chemical compound.
Description : What is a pure substance whose smallest unit is made of atoms of more than one element?
Last Answer : Compound
Description : The half - life of a radioactive substance depends upon (a) Its temperature (b) The external pressure (c) The mass of the substance (d) The strength of the nuclear force between the nucleons its atoms
Last Answer : Ans:(d)
Description : Substance which is composed of similar I' kind of atoms is called?
Last Answer : Elements
Description : The removal of two hydrogen atoms from an alcohol yie what type of chemical substance?
Last Answer : ANSWER: ALDEHYDE
Description : The energy associated with the random motion of molecules or atoms within a substance is?
Last Answer : Thermal energy
Description : If the amount of radioactive substance is increased three times, the number of atoms disintegrated per ubit time would :
Last Answer : If the amount of radioactive substance is increased three times, the number of atoms disintegrated per ubit ... 3)` rd of the original number of atoms
Description : What is a substance that is formed of 2 atoms?
Last Answer : Need answer
Description : What is a force that holds together atoms in a substance?
Last Answer : Metal atoms are held together by strong Electrostatic forcesthat make metals typically strong and solid. Non metals are heldtogether by ether Covalent bonds between two non metals, Ionicbonds between a metal and a non metal.
Description : What is a substance formed by an electrostatic attraction between atoms or groups of atoms of opposite charge?
Last Answer : This is an ionic bond.
Description : Is the amount of a substance that contains Avogadro’s number of atoms/molecules. a. mass b. matter c. gram-mole d. volume
Last Answer : gram-mole
Description : Which one of the following best defines the word allotropes ? A Different structural forms of an element B A pair of substances that differ by H+ C Elements that possess properties intermediate between ... a specific number of neutrons E The different phases (solid, liquid or gas) of a substance
Last Answer : A Different structural forms of an element
Description : A substance whose molecules consist of dissimilar atoms is called?
Last Answer : A substance whose molecules consist of dissimilar atoms is called compound.
Description : Which two sports would you want to combine to make a new, more thrilling, Olympic sport?
Last Answer : Javelin and darts. Long distance target practice.
Description : When two or more companies carrying on similar business decide to combine, a new company is formed, it is known as .................. (A) Amalgamation (B) Absorption (C) Internal reconstruction (D) External reconstruction
Last Answer : (A) Amalgamation
Description : When two or more companies carrying on similar business decide to combine, a new company is formed, it is known as .................. (A)Amalgamation (B)Absorption (C)Internal reconstruction (D)External reconstruction
Last Answer : (A)Amalgamation
Description : What type of reaction occurs when two or more simpler substances combine to form a more complex one?
Description : Which two different sports can you combine creating a new game?
Last Answer : volleyball and swimming waterbally
Description : Trent Wholesale Plumbing has seen its sales in the Southwest triple in the past two years. Materials handling director Jane Peterson announces plans to the board for a Bristol facility that ... A)Private warehouse B)Public warehouse C)Field public warehouse D)Distribution centre E)Bonded warehouse
Last Answer : E)Bonded warehouse
Description : Can you combine different questions and come up with a new one?
Last Answer : answer:I’ll start… Have you ever come across a really bad stalker during a recession-?
Description : According to the text, cost tradeoffs enable firms to A)resolve pricing conflicts among competitors. B)minimise risk during the test marketing of new products. C)reduce costs of all ... . D)resolve pricing conflicts within marketing channels. E)combine resources for greatest cost-effectiveness.
Last Answer : E)combine resources for greatest cost-effectiveness.
Description : Carbon and oxygen combine to form two oxides, carbon monoxide and carbon dioxide in which the ratio of the weights of carbon and oxygen is respectivel
Last Answer : Carbon and oxygen combine to form two oxides, carbon monoxide and carbon dioxide in which the ... conservation of mass D. Law of constant proportions
Description : Which one of the following takes place during a nuclear fusion? (1) a heavy nucleus bombarded by neutrons breaks up (2) a heavy nucleus breaks up spontaneously (3) two light nuclei combine to form a heavy nucleus (4) a light nucleus breaks up spontaneously
Last Answer : two light nuclei combine to form a heavy nucleus
Description : How would one combine the gasses oxygen and hydrogen to form water?
Last Answer : Well, I know it would be two parts hydrogen to one part oxygen, but how the process actually occurs, I can’t tell you.
Description : Non-metals combine with oxygen to form usually
Last Answer : Non-metals combine with oxygen to form usually A. Basic oxides B. neutral oxides C. acidic oxides D. Amphoteric oxides
Description : What group consists of elements that will not form an acid when combine with hydrogen?
Last Answer : These are metals.
Description : What is a chemical reaction in which 2 elements combine to form a compound is called?
Last Answer : Feel Free to Answer
Description : What do The continental shelf continental slope and continental rise combine to form the?
Description : Which groups combine with halogen to form salt?
Last Answer : For example metals from the group 1 and 2 of the Periodic Table.
Description : Which element under normal circumstances does not combine chemically with other elements to form compounds?
Last Answer : Examples are helium, neon, argon.
Description : How many iron(II) ions combine with Nitrogen to form iron(II)nitrite?
Last Answer : Iron(II) Nitrite Fe(NO2)2 Molecular Weight -- EndMemo
Description : Phospholipids are important cell membrane components since (A) They have glycerol (B) Form bilayers in water (C) Have polar and non-polar portions (D) Combine covalently with proteins
Last Answer : Answer : C
Description : Phospholipids are important cell membrane components because (A) They have glycerol (B) They can form bilayers in water (C) They have both polar and non polar potions (D) They combine covalently with proteins
Description : Lecithins combine with protein to form (A) Phosphoprotein (B) Mucoprotein (C) Lipoprotein (D) Glycoprotein
Description : With reference to the skeletal muscle myofilaments a. actin is the major constituent of thin filaments b. myosin and tropomyosin combine to form the thick filaments c. troponin is a constituents of thin filaments d. tropomyosin prevents the interaction of actin and myosin in the resting state
Last Answer : actin is the major constituent of thin filaments
Description : The pH value of water is kept slightly less than 7 so that hydrochloride ions may combine with ammonia ions to form (A) Mono-chloramine (NHCl) (B) Di-chloramine (NH2Cl) (C) Nitrogen tri-chloramine (NCl3) (D) All the above
Last Answer : (D) All the above
Description : Acid and Base combine to form?
Last Answer : Salt and water
Description : Two or more substances (elements or compounds or both) that do not combine chemically during the mixing?
Last Answer : Mixtures