A Sample of O₂ gas (2

question 102

Multiple Choice

A sample of O₂ gas (2.0 mmol) effused through a pinhole in 5.0 s. It will take s for the same amount of CO₂ to effuse under the same conditions.

• A) 6.9
• B) 3.6
• C) 4.3
• D) 5.9
• E) 0.23

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Definitions:

Glucagon

A hormone produced by the pancreas that raises blood glucose levels, acting as a counter-regulatory hormone to insulin.

Progesterone

A steroid hormone released by the corpus luteum and important in the regulation of reproduction, preparing the uterus for implantation of a fertilized egg and maintaining pregnancy.

Cortisol

Cortisol is a steroid hormone produced by the adrenal glands, involved in the response to stress and metabolism regulation, including the control of blood sugar levels.

Prolactin

A hormone released by the pituitary gland that stimulates milk production in lactating females and has various other effects in both sexes.