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djyliett [7]
3 years ago
11

How are three of the properties​

Chemistry
1 answer:
oee [108]3 years ago
4 0

Answer:

chemical weathering

physical weathering

biological weathering

Explanation:

biological weathering it when the plants grow the root move into the rocks to cause break down

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PLEASE HELP!!
kondaur [170]
Number of moles of HCl = \frac{mass (g)}{molar mass}
                = \frac{27.8 g}{36.45} = 0.763 mole
From balanced equation:
4 moles of HCl give 2 moles Cl2
0.763 mole HCl give ?? mole Cl2
by cross multiplication :
= 0.38 mole Cl2
mass of Cl2 = moles x molar mass = 0.38 x 70.9 = 27 g 
3 0
4 years ago
Read 2 more answers
Many types of scientific equipment are used to perform different functions in the science lab. Which of the following combinatio
alisha [4.7K]

The scientific instruments used to heat water to 85 degree Celsius has been graduated cylinder, beaker, thermometer, and hot plate. Thus, option B is correct.

Scientific equipments have been defined as the instruments and glassware that has been used in the scientific study and experimentation.

<h3>Equipments for heating the water</h3>

The water has been heated to the temperature of 85 degrees Celsius. The temperature has to be monitored thus, a thermometer has been used.

The water has been measured to be 1 L, thus the graduated cylinder, and beaker has been used for the measurement and heating of water.

The heat has been provided to the beaker by placing it on a hot plate.

Thus, the scientific instruments used to heat water to 85 degree Celsius has been graduated cylinder, beaker, thermometer, and hot plate. Thus, option B is correct.

Learn more about scientific equipments, here:

brainly.com/question/24690874

3 0
3 years ago
Read 2 more answers
How many moles of carbon are there in a 12.000 g (60.00 carat) diamond?
svetlana [45]
12/12= 1 mol
this is because: amount of moles=mass/relative formula mass and the relative formula mass of carbon is 12
8 0
3 years ago
Which of the following could result from a substance that undergoes a physical change?
Semmy [17]

Answer:

Its shape is altered.

Explanation:

For example, an ice cube melting into a puddle.

5 0
3 years ago
A Grignard reagent is prepared by reacting cyclopentanol with first thionyl chloride and then magnesium in ether. The Grignard r
erastova [34]

Answer:

Grignard reagent is a chemical compound having a halogen group along with magnesium and organic group.

Explanation:

When cyclopentanol reacts with thiogyl chloride, it gives chlorocyclopentane as the product which on further reaction with magnesium metal gives Grigmard reagent as the main product.

A Grignard reagent is a chemical compound which have the chemical formula of R−Mg−X. Here, R is an organic group, Mg is magnesium and X is halogen. The organic group may be aryl or alkyl.

The reaction and the final product is given below at the attachment.

6 0
3 years ago
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