The sum of the mass numbers of the atoms in a molecule equals the ______, which is measured in units called _______. a. Atomic Number; Milligrams b. Mass Weight; Micrograms c. Chemical Weight; Moles d. Molecular Weight; Daltons

The sum of the mass numbers of the atoms in a molecule equals the
______, which is measured in units called _______.
a. Atomic Number; Milligrams
b. Mass Weight; Micrograms
c. Chemical Weight; Moles
d. Molecular Weight; Daltons
by

1 Answer

Answer :

d. Molecular Weight; Daltons
by

Related questions

According to Dalton’s law, the total pres sure of the mixture of gases is equal to  (a) greater of the partial pressures of all  (b) average of the partial pressures of all  (c) sum of the partial pressures of all  (d) sum of the partial pressures of all divided by average molecular weight  (e) atmospheric pressure.

Description : According to Dalton's law, the total pres sure of the mixture of gases is equal to  (a) greater of the partial pressures of all  (b) average of the partial pressures of all  (c) sum ... all  (d) sum of the partial pressures of all divided by average molecular weight  (e) atmospheric pressure.

Last Answer : Answer : c

Denaturation refers to the loss of the ______ structure of a ______ molecule. a. primary; carbohydrate b. molecular; fat c. secondary; starch d. tertiary; protein

Description : Denaturation refers to the loss of the ______ structure of a ______ molecule. a. primary; carbohydrate b. molecular; fat c. secondary; starch d. tertiary; protein

Last Answer : d. tertiary; protein

An "International Unit" of penicillin activity established in 1944 is amount of penicillin equivalent to A.0.6 micrograms of crystalline penicillin G of about 98% purity B.0.6 micrograms of crystalline penicillin F of about 98% purity C.0.8 micrograms of crystalline penicillin G of about 98% purity D.0.8 micrograms of crystalline penicillin G of about 90% purity

Description : An "International Unit" of penicillin activity established in 1944 is amount of penicillin equivalent to A.0.6 micrograms of crystalline penicillin G of about 98% purity B.0.6 micrograms of crystalline ... G of about 98% purity D.0.8 micrograms of crystalline penicillin G of about 90% purity

Last Answer : A.0.6 micrograms of crystalline penicillin G of about 98% purity

Atoms of the same element that have different numbers of neutrons are called _______ a. isotopes b. ions c. isomers d. inert elements

Description : Atoms of the same element that have different numbers of neutrons are called _______ a. isotopes b. ions c. isomers d. inert elements

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Description : What is the number of atoms constituting a molecule known as - (1) Atomic number (2) Isotopes (3) Atomic mass (4) Atomicity

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What is the molecular mass of a gas that effuses through a small hole at twice the rate as oxygen gas at the same temperature. (The molecular mass of O2 is 32.) w) 8.0 atomic mass units x) 16 atomic mass units y) 48 atomic mass units z) 64 atomic mass units

Description : What is the molecular mass of a gas that effuses through a small hole at twice the rate as oxygen gas at the same temperature. (The molecular mass of O2 is 32.) w) 8.0 atomic mass units x) 16 atomic mass units y) 48 atomic mass units z) 64 atomic mass units

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Description : The covalent bonding of atoms forms a/an a. Molecule. b. Ion. c. Element. d. Isomer.

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Description : The gas constant of a certain gas is the ratio of:  A. Universal gas constant to molar mass  B. Universal gas constant to atomic weight  C. Universal gas constant to atomic number  D. Universal gas constant to number of moles

Last Answer : Universal gas constant to molar mass

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Description : All isotopes of the same element have ______ (1) different atomic numbers and different atomic mass (2) different atomic numbers and the same atomic mass (3) the same atomic number but different atomic masses (4) the same atomic number and the atomic mass

Last Answer :  the same atomic number but different atomic masses

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Last Answer : b. chemical bond.

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What are the observations of Dalton's atomic theory ? -Chemistry

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According to Dalton’s atomic theory, which is the smallest particle which can exist independently? -Do You Know?

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What was one main point if daltons atomic theory?

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What did daltons atomic theory contributed to science?

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Last Answer : Type your answer here... It formed the basis upon which the restof chemistry was built.

What did daltons atomic theory contributed to science?

Description : What did daltons atomic theory contributed to science?

Last Answer : Type your answer here... It formed the basis upon which the restof chemistry was built.

What was one main point if daltons atomic theory?

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Last Answer : ttha atoms made up pthe smallest forms of matter

According to Dalton’s atomic theory, which is the smallest particle which can exist independently?

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What are the main postulates of Dalton’s Atomic Theory

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The pH scale relates the measure of _______ of a chemical substance. a. ionization b. denaturation c. acidity d. buffering

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What is the sum of two numbers that equals 17 but their difference is 3?

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Cholesterol molecule has _______ carbon atoms. (A) 27 (B) 21 (C) 15 (D) 12

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Phenytoin: 1) is a benzalkonium Derivative 2) is clinically effective serum level is in the range on 2-10 micrograms/ml. 3) A steady state blood level is achieved by 2-5 days 4) Can be used in management of alchohol withdrawl syndrome 5) Is the drug of choice in absence seizures.

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Description : Fifty micrograms of an isotope have decayed to 12.5 micrograms after 12 hours. What is the half life of the radioisotope? 

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According to Avogadro’s law  A. the product of the gas constant and the molecular mass of an ideal gas is constant  B. the sum of partial pressure of the mixture of two gases is sum of the two  C. equal volumes of all gases, at the same temperature and pressure, contain equal number of molecules  D. all of the above

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Last Answer : Answer: C

Which one is different for the neutral atoms of the isotopes of an element? (A) Atomic weights (B) Atomic numbers (C) Number of protons (D) Number of electrons

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Which one is different for the neutral atoms of the isotopes of an element? (A) Atomic weights (B) Atomic numbers (C) Number of protons (D) Number of electrons

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The rate at which a chemical substance reacts is proportional to its (A) Active mass (B) Equivalent weight (C) Molecular weight (D) None of these

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If two different gases have the same volume, temperature, and pressure and behave like ideal gases, they will also be identical in which one of the following ways? w) average molecular velocity x) total mass y) total molecular kinetic energy z) average momentum per molecule

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Last Answer : ANSWER: Y -- TOTAL MOLECULAR KINETIC ENERGY