Chemistry Homework Assistance
QuestionAI's chemistry problem solver is a middle school chemistry tutoring tool that summarises key chemical reactions and equations in real-time, featuring a robust learning system to empower even those with a weak foundation in chemistry.
You needn't fret over the elemental properties of the periodic table anymore. Here, you can effortlessly access chemical reactions and reaction principles corresponding to each element. Deductive reasoning from microscopic phenomena to discern the original structure of molecules and atoms is a research technique we staunchly champion.
- (4) The Hazard Communication Standard is also known as HAZCOM and what else? A SDS B Che mical E ducation Procedure C Right-to-K now D OSHA 300
- (b) Potassium chloride can be made by reacting potassium with chlorine. The equation for the reaction is 2K+Cl_(2)arrow 2KCl Calculate the mass of potassium needed to make 1.492 g of potassium chloride. (Relative formula mass of potassium chloride=74.6) (Relative atomic mass of potassium=39.1) Show your working.
- (iii) 1.50g of sodium hydroxide was dissolved in water to make 0.25dm^3 of sodium hydroxide solution. Calculate the concentration of this solution of sodium hydroxide in gdm^-3 Show your working.
- In the electrolysis of aqueous solutions , what products can form at the cathode?
- What salt is produced when sodium hydroxide reacts with sulfuric acid?