1. Mole Concept by https://padlet.com/tmjc/y99cxl0m6hpdn8uq Refer to the Guidelines for Posting Questions. en-us 2025-02-10 03:01:52 UTC 2026-06-07 12:55:02 UTC hello@padlet.com Guidelines For Posting Questions admin_tmjc https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3321860559 Before You Post

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]]> 2025-02-10 03:04:53 UTC https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3321860559 Confused about part b https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3325160296 2025-02-12 03:15:33 UTC https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3325160296 Page 22 https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3325850078 For Eg.2b) I don’t understand how to get the chemical equation

]]> 2025-02-12 14:11:02 UTC https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3325850078 Confused about page 8 conversion of unit volume https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3328387024 How do I derive the conversion of unit volume for the two circled ones . Thanks

]]> 2025-02-14 04:12:16 UTC https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3328387024 Page 11 https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3328397898 How do I link and determine final mole ratio across 3 equations

]]> 2025-02-14 04:26:54 UTC https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3328397898 States in chemical reactions https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3328561473 How to determine the state of a salt product from a reaction? Is it based on the solubility of salts?

]]> 2025-02-14 07:36:40 UTC https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3328561473 Q9 Tutorial https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3329170854 Confused on how come the answer I've gotten of 0.0336mol does not match the suggested answer of 0.0223mol for question 9a)

]]> 2025-02-14 17:21:31 UTC https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3329170854 Qn 10 Tutorial https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3329521338 i followed the method stated in the lectures, but my number for the pure substance seems to be very off, as the pure substance mass should not be more than the mass of the impure substance. Where did I go wrong?

]]> 2025-02-15 05:43:08 UTC https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3329521338 Chemical equations & state symbols https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3330052529 When the question asks us to write a balanced chemical equation, do we need to include the state symbols? How would we know when do we have to write state symbols and when we do not when writing a balanced chemical equation?

]]> 2025-02-16 06:11:30 UTC https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3330052529 tutorial qn 10 https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3332812024 hello, can i check which area did i go wrong, my answer seems totally off from the actual ans :-(

]]> 2025-02-18 13:54:35 UTC https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3332812024 What is a Ligand and Complex https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3332875324 I was reading the notes and on page 20, for the complexing reactions titration, it says that it “involves the reaction between a metal ion and ligand to form a complex.”


What is the definition of “ligand” and “complex”?

]]> 2025-02-18 14:39:22 UTC https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3332875324 water https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3338573785 when a hydrocarbon is burned in excess oxygen, it produces carbon dioxide and water (vapour). Then why did all the videos so far on combustion(determining the formula of hydrocarbon) ignored the amount and valume of water.

]]> 2025-02-22 14:42:11 UTC https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3338573785 Molecular formula https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3342770463 Why is n= 2 and not 1?

]]> 2025-02-26 00:28:54 UTC https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3342770463 Clarification on Mole ratio regarding physical states https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3377318923 5C (s) + 2So2 (g) -> CS2 (s) + 4CO (g)


For this equation, can the Mole ratio be 5C (s) : 4CO (g)? Must mole ratios be solid:solid and gas:gas

]]> 2025-03-22 06:18:48 UTC https://padlet.com/tmjc/y99cxl0m6hpdn8uq/wish/3377318923