Mellisa

My Daughter is grade 3 she got this homework. Bring a toy that can be moved using muscular energy, stored energy or magnetic force. She chose magnetic force which we know it could be a battery operated toy. Now the part we need help with, she has to expla...

If 0.120 moles of water are produced in the reaction H+(aq)+OH-(aq)-->H2O(l) delta H=-56.2 kJ/mol I have tried this problem a ton of times and aris keeps telling me I'm incorrect. Can you please help me with solving this problem

The bearings of ships A andB from Port P are 225° and 116° respectively.Ship A is 3.9km from ship B on a bearing of 258°.Calculate the distance of ship A from P

Awesome Sana you did good!

SDS