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Leviafan [203]
3 years ago
12

A scientist is adding oxygen to iron in a chemical reaction to create rust. At what point during

Chemistry
1 answer:
Shalnov [3]3 years ago
4 0

Answer: What type of chemical reaction is rusting of iron?

Rust is formed when iron reacts with oxygen in moist air. The following chemical equation represents the reaction: 4Fe + 3O2 → 2Fe2O3. Water is necessary for the oxidation reaction to occur and to facilitate transport of the electrons.

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A jug contains 2L of milk. Calculate the volume of the milk in m3
stepan [7]

Answer: 0.002 m³

Explanation:

We can use our unit conversions to find the volume in m³.

2L*\frac{1m^3}{1000L} =0.002m^3

8 0
3 years ago
Isaac the robot needs to travel from his charging station to school. Isaac travels 5 km south, 3 km west, 2 km north and 3 km ea
ladessa [460]

Answer:

13 km  

Explanation:

Distance travelled = 5 km + 3 km + 2 km + 3 km = 13 km

 

3 0
3 years ago
What are some compounds that are made from the element copper?
PSYCHO15rus [73]

Answer:

All of these compounds are made from the element copper. Copper Acetates, Cuprous Oxide, Cupric Oxide (otherwise know as black copper oxide), Cupric Chloride, Copper Oxychloride, Cuprous Chloride, Cupric Nitrate, Copper Cyanide.

Explanation:

Copper is considered an element. You can use copper for Jewelry, Table Tops, Sinks, Dark Chocolate, Leafy Greens, Lobster, Nuts and Seeds, Mushrooms, Oysters, Liver and etc other nutrience. Copper is an easily molded base metal that is often added to precious metals to improve their elasticity, flexibility, hardness, colour, and resistance to corrosion.

6 0
3 years ago
How does a sciences form a hypothesis
Oduvanchick [21]

they try to ask themselves why certain things happen and they try to make an educated guess of what will happen.

7 0
3 years ago
Read 2 more answers
What feature of a chemical equation is used to balance the equation and make sure it obeys the law of conservation of mass?
taurus [48]

Answer:

b) coefficient

Explanation:

Refer to this example:

CH4  +2  O2  →  CO2+  2  H2O

2 is used as a coefficient in this chemical equation.

5 0
3 years ago
Read 2 more answers
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