Ccea - Study guides, Class notes & Summaries

Empirical formula A formula which shows the simplest whole number ratio of atoms of each element in a compound Molecular formula A formula which shows the actual number of atoms of each element in a molecule Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:00 / 0:15 Full screen Brainpower Read More Molar Gas Volume The volume of one mole of gas under specified conditions of temperature and pressure e.g 293K and 1 atmosphere pressure Homo...

CCEA Digital Technology AS 1 (Latest) Questions With Complete Solutions.

Blood Carries oxygen and nutrients to the body's cells, and waste products away from them. Arteries Carry blood away from the heart.Very thick, elastic walls. Small lumen High blood pressure.No valves.The muscle provide strength and allow the arteries to expand as blood is pulsed through, preventing them from bursting. The elastic fibres recoil and muscles contract returning the wall to its original size and smoothing out the blood Previous Play Next Rewind 10 seconds Move...

CCEA Digital Technology AS 1 UPDATED Exam Questions and CORRECT Answers Factors affecting the software crisis - Correct ANSWER - 1. Systems were over budget 2. Systems were not being delivered on schedule 3. Formal methids were not being used 4. Systems were bevoming more complex 5. Systems did not meet the user requirements 6. Expensive to maintain.

What are the 4 halogens we study? Fluorine, chlorine, bromine and iodine Colour and state of fluorine at r.t.p Yellow gas Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:03 / 0:15 Full screen Brainpower Read More Colour and state of chlorine at r.t.p Yellow-green gas Colour and state of bromine at r.t.p Red-brown liquid, with a red-brown vapour forming when heated Colour and state of iodine at r.t.p Grey-black solid, with a pur...

intro In the prologue the narrator gives the impression that Mrs Johnsone is a cruel woman in the metaphorical statement with "a stone in place of her heart". The metaphorical 'stone' suggests she is cold, primitive and unfeeling however the audiences view of her slowly softens when she sings the Marilyn Monroe song and we learn the hardship she has suffered. intro The play Blood Brothers was written by the playwright Willy Russell in the 1980s which is also when I set. It was based...

What does NGO stand for? non-governmental organization NGO - relief in natural disasters oxfam Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:04 / 0:15 Full screen Brainpower Read More NGO - poverty save the children NGO - health doctors without borders NGO - welfare and social security wateraid NGO - animal rights WWF NGO - the environment greenpeace NGO - war and conflict UNICEF NGO - homelessn...

Sabbath Day Miracles Man with an evil spirit Jesus heals Simon-Peters Mother inlaw A man with a withered hand Types of miracles Nature Healing Exorcisms Death to Life Previous Play Next Rewind 10 seconds Move forward 10 seconds Unmute 0:00 / 0:15 Full screen Brainpower Read More Death to Life miracles Jairus' Daughter Exorcism Miracles The Syro-Phoenician woman's Daughter A boy with an evil spirit A man with an evil spirit Healing Miracles ...

All of the notes taken from the textbook for CCEA AS level biology unit 1 topic 1.1 molecules with diagrams. Notes were taken digitally on dotted paper with a title page

Lattice enthalpy The enthalpy change when one mole of an ionic compound is converted to gaseous ions. Enthalpy of atomisation The enthalpy change when one mole of gaseous atoms isformed from the element in its standard state. First electronaffinity The enthalpy change when one mole of gaseous atoms is converted into gaseous ions with a single negative charge. Enthalpy of solution The enthalpy change when one mole of a solute dissolves in water. Enthalpy of hydra...