8942363
Descripción
Fichas por Shreya Dey, actualizado hace más de 1 año
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Creado por Shreya Dey
hace más de 7 años
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| Pregunta | Respuesta |
| What is the temperature of the Blue Flame | 500 degrees celcius |
| Give a use for Petrol | Car fuel |
| How do you separate water from ink? | Distil |
| Would a 5 be a weak Acid or Strong Acid | Weak |
| 1000 cm cubed of air would be how many grams | 1.52g |
| What pH would you expect water to be | 7 |
| What effect does an alkali have on an acid? | It neutralises it |
| A bunsen burner should always be placed on a? | Heat-proof mat |
| What sound should the Blue Flame make? | None |
| What colour should the roaring flame be? | Two Blue Cones |
| Hydrogen is added to carbon to make what? | Hydrocarbon |
| Kerosene is also known as | Paraffin |
| What is Naptha used for? | Petrol, white spirit |
| How do you separate rice from its cooking water? | Filter |
| How do you separate wine from the sediment in the bottom of the bottle? | Filter |
| What is filtrate? | The substance that comes out the filter |
| What are acids? | A group of chemicals |
| What would a lemon be? | A weak acid |
| What is a positive result for the preparation of Hydrogen? | A squeaky pop |
| Give one use of Hydrogen | To make water, Metallic or Reduction or Hydrochloric Acid production |
| How do you text for oxygen? | Put a glowing splint in a gas jar |
| How can we reduce our contribution to global warming? | By not burning so many fossil fuels. |
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