What is a Base?

 Kia Ora! 

An acid is a liquid that has a Hydrogen H atom that can react. 

For Example: 

• Nitre  Acid               HNO3 
• Sufuire Acid            H2SO4 
• Hyrochlrio Acid      HCl 

A Base is the oppssite of an acid and has OH (hydroixide) that can react. 

when an acid and a bease react, they NEUTRALZE ( canel out ) each other. 

Where do you find acids?

1. Oven Cleaner 

2. Caustic Soda 

3. Draino 

4. Toothpaste. 

    

Limtus colour 

1. Red 

2. Blue 

What is an Acid?

 Kia Ora! 

Aim: 

Names of Acids

• Hydrochloric Acid
•  Sulfurie Acid
• Nitrie Acid

Names of Formulae Acids 

• HCl 
• H2SO4
• HNO3

Where do you find Acid?

• Plaque Acid on your teeth. 
• Stomach Acid is Hyxdrochloric Acid. 
• Battery Acid is Sulfurie Acid. 
• Lemons and oranges have Citric Acid.
• Vinegar contains Aeetric Acid.
• Bee-sting have formic Acid.
• Coca-cola has Cargbonic Acid.

What is Acid?

• An Acid contains Hydrogen atoms that break off to react with a substance. 

Litmus Colour 

Litmus paper changes the colour in the Acid. 

Red cabbage indicator

 Kia Ora! 

Aim: 

I want to find out to how to tell if something is a acid. 

Method:

Equipment;

• Beaker. 
• Red cabbage 
• hot water 
• Dropper 
• Test tubes
• Different samples for testing

Instruction:

1. Get your equipment .
2. Rip the red cabbage into the small pices and put them into the beaker. 
3. Add l00mL of hot water. 
4. Add the hydrochloric Acid and Sodiuim hydroxide. 

 Result: 

The result was so pretty good and while doing the experiment, and the when I mixed the hydrochloric and hydroxide and that turned into the different colour and it was so cool and I enjoyed doing the experiment, when I mixed the hydrochloric it turned yellow and also some other. 

Making Sherbet

 Aim:

I want to find out how to make sherbet. 

Research: 

Method:

Equipment: 

• Icing sugar and Raro 
• Cup or any other sort of container 
• Citric Acid 
• Baking powder.
• Popsicle stick for mixing. 
• Tea spoon. 

Intrusctions:

1. Get your equipment 
2. Add some teaspoon sugar/raro to the cup.
3. Add half a teaspoon of baking powder 
4. Add half of acid to the cup.  
5. Mix with the stick.
6. Taste the sherbet and adjust the flavour. 

Results: 

In the nothing was happening but there was just powder in the cup. 

In my mouth it bubbles because in the sherbet is baking soda. 

The sicentif word for Fizzing is effervescence. 

Bacteria in school

Kia Ora 

Aim: 

I wanna find out where is the dirtest in the school.

Research

Method :

Equipment:

• Petri Dish 
• Cotton Tip 
• Maker pen 
• Sellotape

Instructions 

1. Get Your Equipment 
2. Divide your plate using a maker pen (2) - Table, Sink Faucet.
3. Label the section with what you swab.
4. Take a cotton tip and swab a surface.
5. Gently swab the agar jelly.

Making ginger beer

 Aim:

I want to find out how to make ginger beer. 

Research: 

3 YouTube clips 

Method:

Get the equipment then start making the ginger beer. 

Equipment:

• Ginger powder.
• yeast 
• Sugar
• Lemon juice.
• Water.

Result:

The ginger beer taste good and sweet and bit of sour. 

Hot chilli tasting

 Aim:

I want to find out if Milk will will help to reduce the burn of hot sauce.

Research:

 Method: 

Equipment:

• Hot sauce 
• Toothpick 
• Stopwatch 

Instruction: 

1. Get the equipment .
2. Dip toothpick in the hot sauce.
3. Suck the hot sauce off the toothpick.
4. Start timing 
5. Stop timing when it stop burning.