Metallurgy Questions and Answers

Concentrated sulfuric acid (18.3 M) has a density of1.84 g/mL.
(a) How many moles of H₂SO4 are in each milliliter of solution?
(b) What is the mass % of H₂SO4 in the solution?
Inorganic Chemistry
Metallurgy
Concentrated sulfuric acid (18.3 M) has a density of1.84 g/mL. (a) How many moles of H₂SO4 are in each milliliter of solution? (b) What is the mass % of H₂SO4 in the solution?
What is an abstract noun?
A word that names a person, place, animal, thing, or idea
Ideas, emotions, or qualities that can exist in our minds only and not perceived by our senses.
A group which is taken as a single unit
Inorganic Chemistry
Metallurgy
What is an abstract noun? A word that names a person, place, animal, thing, or idea Ideas, emotions, or qualities that can exist in our minds only and not perceived by our senses. A group which is taken as a single unit
Identify the type of verb used in the following sentence.
He waited an hour.
Both transitive and intransitive
Intransitive verb
Transitive verb
Inorganic Chemistry
Metallurgy
Identify the type of verb used in the following sentence. He waited an hour. Both transitive and intransitive Intransitive verb Transitive verb
For the reaction
2S(s)+30₂(g) →→2SO₂(g)
if 5.94 g of S is reacted with 10.0 g of O₂, how many grams of SO3 will be produced?
29.7 g
7.42 g
16.7 g
14.8 g
none of these
Inorganic Chemistry
Metallurgy
For the reaction 2S(s)+30₂(g) →→2SO₂(g) if 5.94 g of S is reacted with 10.0 g of O₂, how many grams of SO3 will be produced? 29.7 g 7.42 g 16.7 g 14.8 g none of these
Which of the following is a disaccharide?
maltose
chitin
glucose
cellulose
Inorganic Chemistry
Metallurgy
Which of the following is a disaccharide? maltose chitin glucose cellulose
Of the following, a human blood disease that has been definitely shown to be due to a
hereditary factor or factors is
polycythemia
pernicious anemia.
leukemia
Sickle cell anemia.
Inorganic Chemistry
Metallurgy
Of the following, a human blood disease that has been definitely shown to be due to a hereditary factor or factors is polycythemia pernicious anemia. leukemia Sickle cell anemia.
A covalent bond between 2 amino acid molecules can be created by
Removing a water molecule from them.
inserting a water molecule between them.
Inserting a carbon atom between them.
Removing a carbon atom from one of them.
Inorganic Chemistry
Metallurgy
A covalent bond between 2 amino acid molecules can be created by Removing a water molecule from them. inserting a water molecule between them. Inserting a carbon atom between them. Removing a carbon atom from one of them.
What is a scarce resource for an individual?
Capital
Land and labor
Energy and skill
Inorganic Chemistry
Metallurgy
What is a scarce resource for an individual? Capital Land and labor Energy and skill
Long chains of glucose molecules are involved in the structure of
lipids
nucleic acids
proteins
polysaccharides
Inorganic Chemistry
Metallurgy
Long chains of glucose molecules are involved in the structure of lipids nucleic acids proteins polysaccharides
Genetic information is passed in what sequence?
Proteins to RNA to DNA
RNA to DNA to proteins
RNA to proteins to DNA
DNA to RNA to proteins
Inorganic Chemistry
Metallurgy
Genetic information is passed in what sequence? Proteins to RNA to DNA RNA to DNA to proteins RNA to proteins to DNA DNA to RNA to proteins
A segment of a DNA molecule transcribes a base sequence, AGAUAU, on an mRNA
codon. The compatible sequence on the tRNA anticodon is
UCUAUA
UUAGCG
CGCAAA
AAUAUA
Inorganic Chemistry
Metallurgy
A segment of a DNA molecule transcribes a base sequence, AGAUAU, on an mRNA codon. The compatible sequence on the tRNA anticodon is UCUAUA UUAGCG CGCAAA AAUAUA
This compound is a(an) CH3CH(NH2)COOH
aldehyde
amino acid
alpha-keto acid
acetal
Inorganic Chemistry
Metallurgy
This compound is a(an) CH3CH(NH2)COOH aldehyde amino acid alpha-keto acid acetal
The basic building block of carbohydrate is
amino acid
starch
glucose
chitin
Inorganic Chemistry
Metallurgy
The basic building block of carbohydrate is amino acid starch glucose chitin
The number of different alpha-amino acids in polymers of amino acids is
26
92
20
50
Inorganic Chemistry
Metallurgy
The number of different alpha-amino acids in polymers of amino acids is 26 92 20 50
Inasmuch as the molecular formula for glucose is C6H12O6 and the molecular formula
for fructose is C6H12O6 the two substances are
isomers
epimers
anomers
hextomers
Inorganic Chemistry
Metallurgy
Inasmuch as the molecular formula for glucose is C6H12O6 and the molecular formula for fructose is C6H12O6 the two substances are isomers epimers anomers hextomers
Organic substances made up of several amino acids bond together are
carbohydrates.
saccharides.
fatty acids.
proteins.
Inorganic Chemistry
Metallurgy
Organic substances made up of several amino acids bond together are carbohydrates. saccharides. fatty acids. proteins.