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.
- 6. Challenge question! A hairdresser mixes a total of 36 ml of colour. He uses twice as much copper colour as base colour. Which colour mix is correct?
- 4 Sodium reacts with water as shown below. 2Na(s)+2H_(2)O(l)arrow 2NaOH(aq)+H_(2)(g) Which mass of sodium reacts with water to produce 960cm^3 of hydrogen gas at RTP? A 0.469 B 0.92g C 1.84g D 3.68 g Your answer square
- 24. The elements in group 7 of the periodic table are known as the halogens. square point in "C point in "C atomie mass elen melting boiling relative te (d) An iron nail is placed into some blue copper sulphate solution. A reaction takes place between the iron and the copper sulphate. (i) Complete the word equation for the reaction. iron + copper sulphate > __ __ (ii) Describe one change you would see on the surface of the nail. __ n
- 7.At the negative electrode, the __ element will normally form
- 20 [4) (1 Point) A solution of potassium carbonate, made up using tap water, was found to be cloudy. This could result from the tap water containing A lithium ions B calcium ions C sodium ions D ammonium ions. You may wish to use the data booklet to help you. A B