2 years ago

QY

Chemistry

1 answer:

maria [59]2 years ago

7 0

Answer:

A warm shallow sea.

Explanation:

A warm, shallow sea invaded the Big Bend during the Cretaceous Period, some 135 million years ago, providing the setting for deposition of lime mud and the remains of sea-dwelling organisms such as clams and snails. Limestone layers formed from those shallow muds are now visible throughout much of the Big Bend.

You might be interested in

The red lionfish (shown below) is a voracious predator of small fish, including young angelfish and parrotfish. In the Caribbean

Natalija [7]

Answer:

the answer would be an ever-growing amount of red lion-fish. and could result in some extinct species in a pristine reef.

Explanation: all in all people would get rid of the fish before the whole place gets rect.

4 0

3 years ago

Calculate the number of Calories present in a chocolate chip cookie that contains 19 g carbohydrate, 3 g protein, and 9 g fat.

agasfer [191]

Im unsure :( maybe try looking up a calorie calculator

5 0

2 years ago

Where does the classification of species fall?

ivolga24 [154]

Explanation:

develop a short message which you will deliver to the people in this community about application of chemistry in everyday life

5 0

1 year ago

Please match the example with the classification of matter in which it belongs. Column A 1. soil: soil 2. chocolate milk: chocol

bekas [8.4K]

Answer:

Explanation:

add

8 0

2 years ago

You carefully weigh out 20.00 g of CaCO3 powder and add it to 81.00 g of HCl solution. You notice bubbles as a reaction takes pl

Zepler [3.9K]

Answer:

The relevant equation is:

CaCO₃ + 2HCl → CaCl₂ + H₂O + CO₂

Explanation:

1 mol of calcium carbonate can react to 2 moles of Hydrochloric acid to produce 1 mol of water, 1 mol of calcium chloride and 1 mol of carbon dioxide.

The formed CO₂ is the reason why you noticed bubbles as the reaction took place

3 0

3 years ago