Chemistry, 04.12.2020 17:20 gracekerleyy
A small cylinder of helium gas used for filling balloons has a volume of 2.20 L and a pressure of 14300 kPa at 25 ∘C. Part A How many balloons can you fill if each one has a volume of 1.20 L and a pressure of 1.22 atm at 25 ∘C?
Answers: 3
Chemistry, 22.06.2019 05:20
Identify and describe the three ways that mutations affect organisms.
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Chemistry, 22.06.2019 11:00
Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.
Answers: 1
Chemistry, 22.06.2019 11:20
Which of the following contributes to the structural rigidity of cellulose? adjacent glucose polymers are stabilized by hydrogen bonding. glucose residues are joined by (α1→4) linkages. cellulose is a highly branched molecule. the conformation of the glucose polymer is a coiled structure.
Answers: 2
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