D is the answer. You cannot say that anyone is good at anything because it doesn't say that. And they were surveying the class of 2010
Answer:
<h3>The answer is 19.8 g</h3>
Explanation:
The mass of a substance when given the density and volume can be found by using the formula
<h3>mass = Density × volume</h3>
From the question
volume = 6 cm³
density = 3.3 g/cm³
We have
mass = 3.3 × 6
We have the final answer as
<h3>19.8 g</h3>
Hope this helps you
Answer:
Wetlands prevent flooding by temporarily storing and slowly releasing stormwater. Wetlands also reduce water flow, thus allowing sediments and associated pollutants to settle out. Beneficial microor- ganisms (called biofilm) live on wetland plants and process some forms of pollution.
Explanation:
Answer:
Here's what I get
Explanation:
A physical property is one you can observe without changing the chemical composition of a substance.
A chemical property is one you can observe only by changing the chemical composition of a substance.
In this problem, examples of physical properties are:
- Colour
- Lustre
- Melting point
- Boiling point
- Density
- Malleability
- Ductility
- Conduction of electricity
Examples of chemical properties are:
- Burning in air
- Reaction with chlorine
