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ChemistryGCSE Science Revision

Acids and Alkalis Explained

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Adam Duhamel
12 August 2022
BiologyGCSE Science Revision

Cell Structure – Plants, Animals Bacteria Explained

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Adam Duhamel
22 July 2022
GCSE Science RevisionPhysics

Atomic Models Explained

JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3VtbWFyeSUyMiUyMHNjaGVtYSUzRCUyMnRydWUlMjIlNUQ=JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3RhcnMlMjIlNUQ= Atomic models are hypotheses and theories of atomic structure, including the subatomic particles and how they are arranged. These theories aim to describe the…
Adam Duhamel
22 July 2022
ChemistryGCSE Science Revision

Elements, Compounds and Mixtures Explained

JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3VtbWFyeSUyMiUyMHNjaGVtYSUzRCUyMnRydWUlMjIlNUQ=JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3RhcnMlMjIlNUQ=Elements consist of atoms of a single type, they must have the same number of protons. An example of an element is hydrogen which has…
Adam Duhamel
22 July 2022
ChemistryGCSE Science Revision

Test for Hydrogen Gas (Squeaky Pop Test) Explained

JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3VtbWFyeSUyMiUyMHNjaGVtYSUzRCUyMnRydWUlMjIlNUQ=JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3RhcnMlMjIlNUQ=The test for hydrogen gas is known as the squeaky pop test because of the sound that is created when the test is positive for…
Adam Duhamel
21 July 2022
ChemistryGCSE Science Revision

State Symbols Chemistry Explained

JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3VtbWFyeSUyMiUyMHNjaGVtYSUzRCUyMnRydWUlMjIlNUQ=JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3RhcnMlMjIlNUQ=State symbols are used to show the physical state of reactants and products in a reaction, at the reaction temperature. This means the temperature at…
Adam Duhamel
21 July 2022
ChemistryGCSE Science Revision

Strong and Weak Acids and Alkalis Explained

JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3VtbWFyeSUyMiUyMHNjaGVtYSUzRCUyMnRydWUlMjIlNUQ=JTVCc2l0ZV9yZXZpZXdzX3N1bW1hcnklMjBhc3NpZ25lZF9wb3N0cyUzRCUyMnBvc3RfaWQlMjIlMjBoaWRlJTNEJTIyYmFycyUyQ2lmX2VtcHR5JTJDcmF0aW5nJTJDc3RhcnMlMjIlNUQ=Strong acids completely ionise or dissociate in water, whereas weak acids partially ionise in water. Hydrochloric acid is a commonly used strong acid which completely…
Adam Duhamel
20 July 2022