A sample of He gas is at constant amount and volume. The temperature in the container is cut in half. The new pressure inside the container will be:

Which of the following is the conjugate base of HPO42-?

The kinetic theory of gases assumes all of the following except:

What is the molar mass of acetic acid, CH3COOH?

Vanillin , C8H8O3, (M.W. = 152 g/mol) is responsible for the vanilla flavor in food. How many moles of oxygen are present in a 45.0 gram sample?

Which of the following is the most reliable method to confirm the endotracheal tube is not in the oesophagus?

A patient for emergency laparotomy following a motor vehicle accident.  The anaesthetist decides to perform rapid sequence induction and intubation. Which of the following drug combinations is most appropriate?

The goal of delivering a shock to the heart with the defibrillator during resuscitation, is to

A patient is under general anaesthesia. Shortly after administration of intravenous cefazolin, the anaesthetist notices a sudden drop in blood pressure to 70/40 mmHg. Her heart rate is 130 beats/min, oxygen saturation falls to 88%, and the ventilator shows markedly increased airway pressures. On examination, there is widespread urticaria and facial swelling. What is the correct management? The capnograph shows the following trace: Screenshot 2026-05-28 at 10.45.07.png

A with poorly controlled asthma presents for elective repair of an inguinal hernia. Which of the following is the most correct statement regarding the anaesthetic management?