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.
- (b) A student wanted to make 11.0 g of copper chloride. The equation for the reaction is: CuCO_(3)+2HClarrow CuCl_(2)+H_(2)O+CO_(2) Relative atomic masses, A:H=1;C=12;O=16;Cl=35.5;Cu=63.5 Calculate the mass of copper carbonate the student should react with dilute hydrochloric acid to make 11.0 g of copper chloride. __ Mass of copper carbonate= __ (c) The percentage yield of copper chloride was 79.1% Calculate the mass of copper chloride the student actually produced. __
- Q7 A student investigated the reactions of copper carbonate and copper oxide with dilute hydrochloric acid. In both reactions one of the products is copper chloride. (a) A student wanted to make 11.0 g of copper chloride. The equation for the reaction is: CuCO_(3)+2HClarrow CuCl_(2)+H_(2)O+CO_(2) Relative atomic masses. A: H=1;C=12;O=16;Cl=35.5;Cu=63.5 Calculate the mass of copper carbonate the student should react with dilute hydrochloric acid to make 11.0 g of copper chloride. __ Mass of copper carbonate=
- Question 2 __ is a crystalline form of carbon originally thought to be a form of lead. A Vine charcoal B None of the above C Graphite D Silverpoint
- Question 6 Sucrose is the molecule we call table sugar Its structure is C_(12)H_(22)O_(11) How many uncuttable atoms are in a molecule of sucrose? 44 I need a calculator, can I have one please? 54 45
- Question 8 Potassium is a(n) __ metal than zinc. less active C more active equally active heavier