Gas constants - Study guides, Class notes & Summaries

Unit 30: Understand the Principles of Chemistry for Biological and Medical Science Unit code: A/600/9714 QCF Level 3: BTEC National Credit value: 10 Guided learning hours: 60 Aim and purpose The aim of this unit is to enable learners to be familiar with basic chemical concepts which underpin biology and biomedical professions. Unit introduction Biochemistry and physiology are essential components of the pre-clinical curriculum for veterinary and biomedical sciences: a base knowl...

EVALUATED QUESTIONS AND ANSWERS FOR SEMMELWEIS Atoms - CORRECT ANSWER-smallest unit of matter that retains all of the chemical properties of an element States of matter - CORRECT ANSWER-the physical forms of matter, which include solid, liquid, and gas Liquid - CORRECT ANSWER-No definite shape (takes the shape of its container) Has definite volume Particles are free to move over each other, but are still attracted to each other Solid - CORRECT ANSWER-A form of matter that has a ...

15 kg/s of air are compressed from 1 atm and 300K (enthalpy of 300.19 kJ/kg) to 2 atm and 900K (enthalpy of 732.93 kJ/kg). Heat transfer is negligible. The air compressor's power output is most nearly (A) 5.6 MW (B) 6.5 MW (C) 7.6 MW (D) 8.9 MW - answer-B What is most nearly the weight in lbf if a 1.00lbm object in a gravitational field of 27.5ft/s^2? (A) 0.85lbf (B) 1.2lbf (C) 28lbf (D) 32lbf - answer-A A rocket that has a mass of 4000 lbm travels at 27,000 ft/sec. What is mo...

ACS General Chemistry Unit 8 Acids-Bases Multiple Choice 82 Questions with Verified Answers In pure water, some of the molecules ionize according to the equation H2O ⇌ H+ + OH− The extent of the ionization increases with temperature. A student heats pure water and records the measured pH at 50°C as 6.6. Based on this information, which of the following mathematical relationships gives the pOH of pure water at 50°C ? - CORRECT ANSWER pOH = pH In pure water, some of the molecule...

NLN PAX 2022 QUESTIONS & ANSWERS, GRADED A+ The editor rejected the illustrations saying the color was too drab. The illustrations lacked -Contrast -Detail -Variation -Luster answer Luster The lawyer found the witness's testimony assailable from certain angles. Assailable means -Rescindable -Vulnerable answer Vulnerable Anna was invariably late for her classes. Invariably means -Never -Rarely -Occasionally -Constantly answer Constantly The association of a roadrunner to a coyo...

A Level Edexcel Chemistry - Topic 11 - Equilibrium 2/II Fully updated notes providing drop down answers to self made questions designed from numerous textbooks and exam mark schemes. During my revision, I created these drop down questions and answers by extracting the key information needed to achieve top marks in exams. I achieved a high A* using only these notes. Notes for all other topics have been released on my page :) Hope I can help!

PAX Science NLN Exams collection 2023 (Answered) latest 1. A person blows his breath into a straw that is placed in limewater. The limewater becomes cloudy because the person's breath contains A.) carbon dioxide. B.) hydrogen. C.) oxygen. D.) nitrogen. 2. A physician measures the pulse and blood pressure (BP) of all patients on a routine basis. Which of these measurements show the normal BP values for a resting adult patient? A.) 125/95 mm Hg B.) 120/80 mm Hg C.) 100/80 mm Hg D.)...

CHEM MISC General Chemistry I Spring 2020 – Exam 3 Version A Questions and Answers Instructions: 1. Do NOT open this exam until you are told to do so. Opening the exam before the start of the exam is considered an act of Academic Dishonesty. 2. All answers must be bubbled into the scantron answer sheet. 3. No credit will be given for answers written on this exam. 4. You must use a #2 pencil to bubble in the answers on your scantron. 5. This is a multiple-choice exam consisting of 31 ...

MTTC 103 Science Questions and Answers Hypothesis a tentative supposition about a phenomonen made in order to test and examine its logical or empirical consequences through investigation or experimentation Theory A hypothesis that has been tested with a significant amount of data and has been scientifically proven scientific law A statement that describes what scientists expect to happen every time under a particular set of conditions control In an experiment, the stand...

PAX Science NLN Exams collection 2023 (Answered) latest 1. A person blows his breath into a straw that is placed in limewater. The limewater becomes cloudy because the person's breath contains A.) carbon dioxide. B.) hydrogen. C.) oxygen. D.) nitrogen. 2. A physician measures the pulse and blood pressure (BP) of all patients on a routine basis. Which of these measurements show the normal BP values for a resting adult patient? A.) 125/95 mm Hg B.) 120/80 mm Hg C.) 100/80 mm Hg D.)...