Answer:
B. A chemical change occurred which caused the liquid's physical properties to change.
Explanation:
The reduction of the temperature of the system meant that the reaction absorbed heat energy from it. This shows that a chemical reaction was in progress. New products were formed, and this is proved by the change in the color to blue.
Answer:
El Niño is associated with death and disease, most of which result from weather-related disasters such as floods and droughts. In 1997 Central Ecuador and Peru suffered rainfall more than 10 times normal, which caused flooding, extensive erosion and mudslides with loss of lives, destruction of homes and food supplies.
Answer:
nuclear
Explanation:
This is because when the protons and neutrons split the energy being released is heat, also known as nuclear fission.
Density is therefore called an intensive property of matter. Mass<span> is the amount of matter contained in an object and is commonly measured in units of </span>grams<span>(g). </span>Volume<span> is the amount of space taken up by a quantity of matter and is commonly expressed in</span>cubic centimeters<span> (cm</span>3<span>) or in </span>milliliters<span> (ml) (1cm</span>3<span> = 1 ml).</span>
Answer:I like cheese
Explanation:do you like cheese