What observations would I expect to make if I dropped from magnesium into some hydrochloric acid? What is the balanced chemical equation?
Effervescence and the magnesium metal would dissolve. Mg + 2HCl --> MgCl2 + H2
OW
Related Chemistry GCSE answers
All answers ▸The element sulfer is a common componant of coal. When the coal is burned, what pollutant will the sulfer form? How will this new compound impact the environment?
A Solution of NaOH had a concentration of 40g/dm3. What mass of NaOH would there be in 250cm3 of the solution?
25cm3 of NaOH (2M) were titrated with 1.25M H2SO4. Write down the balanced reaction equation. Calculate the number of moles of NaOH used in the titration and hence deduce the volume of sulfuric acid used in the titration. Give your answer in dm3.
Describe the difference between ionic and covalent bonds