TRUE/FALSE. 1.Water is homogenous substance. 2.Element is always metal. 3.Substance is always homogeneous 4.In compound elements combine in definite proportion. 5.Iodine can be purified by sublimation. 6.Mixtures are always combinations of the same compounds that are at different states. 7.We can separate all mixtures by filtration. 8.All mixtures are defined as “ heterogeneous” 9.Only specific compounds can be combined to form mixtures. 10.No pure elements are liquids at room temperature. 11.Mixtures are combinations of one or more compounds that can be separated with chemical processes. 12.Crystals can be made of mixtures.

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TRUE/FALSE. 1.Water is homogenous substance. 2.Element is always metal. 3.Substance is always homogeneous 4.In compound elements combine in definite proportion. 5.Iodine can be purified by sublimation. 6.Mixtures are always combinations of the same compounds that are at different states. 7.We can separate all mixtures by filtration. 8.All mixtures are defined as “ heterogeneous” 9.Only specific compounds can be combined to form mixtures. 10.No pure elements are liquids at room temperature. 11.Mixtures are combinations of one or more compounds that can be separated with chemical

processes. 12.Crystals can be made of mixtures.

Water is homogenous substance. TRUE.

Question|Asked by Arix

Asked 40 days ago|6/29/2022 6:39:43 PM

Updated 39 days ago|6/30/2022 2:31:21 AM

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Jozeal

Water is homogenous substance. TRUE.

Added 40 days ago|6/29/2022 6:55:00 PM

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Jozeal

2.Element is always metal. FALSE.

Added 40 days ago|6/29/2022 6:55:44 PM

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Jozeal

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Added 40 days ago|6/29/2022 6:56:24 PM

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Jozeal

4.In compound elements combine in definite proportion. TRUE.

Added 40 days ago|6/29/2022 6:57:47 PM

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Jozeal

5.Iodine can be purified by sublimation. TRUE.

Added 40 days ago|6/29/2022 6:58:57 PM

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Jozeal

6.Mixtures are always combinations of the same compounds that are at different states. FALSE.

Added 40 days ago|6/29/2022 7:00:34 PM

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Jozeal

3.Substance is always homogeneous. FALSE.

Added 40 days ago|6/29/2022 7:04:12 PM

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Jozeal

7.We can separate all mixtures by filtration. FALSE.

Added 39 days ago|6/30/2022 2:30:10 AM

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Jozeal

8.All mixtures are defined as “ heterogeneous”. FALSE.

Added 39 days ago|6/30/2022 2:30:21 AM

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Jozeal

9. Only specific compounds can be combined to form mixtures. FALSE.

Added 39 days ago|6/30/2022 2:30:34 AM

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Jozeal

10. No pure elements are liquids at room temperature. FALSE.

Added 39 days ago|6/30/2022 2:30:50 AM

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Jozeal

11. Mixtures are combinations of one or more compounds that can be separated with chemical
processes. FALSE.

Added 39 days ago|6/30/2022 2:31:06 AM

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Jozeal

12. Crystals can be made of mixtures. TRUE.

Added 39 days ago|6/30/2022 2:31:21 AM

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Questions asked by Arix

Fill up the blanks with the words given: herbivore, plant, milk, sugarcane, carnivore (a) Tiger is a ____________________ because it eats only meat. (b) Deer eats only plant products and so, is called ______________. (c) Parrot eats only _________________ products. (d) The ________________ that we drink, which comes from cows, buffaloes and goats is an animal product. (e) We get sugar from ___________________.

Weegy: (a) Tiger is a carnivore because it eats only meat. (More)

Question|Asked by Arix

Expert Answered

Updated 45 days ago|6/24/2022 2:20:36 PM

4 Answers/Comments

sana08

(b) Deer eats only plant products and so, is called herbivore.

Added 45 days ago|6/24/2022 2:00:13 PM

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sana08

Added 45 days ago|6/24/2022 2:00:50 PM

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sana08

(d) The milk that we drink, which comes from cows, buffaloes and goats is an animal product.

Added 45 days ago|6/24/2022 2:01:43 PM

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sana08

(e) We get sugar from sugarcane.

Added 45 days ago|6/24/2022 2:20:36 PM

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Question 1. The enzyme responsible for the digestion of proteins in the small intestine is: (a) Pepsin (b) Trypsin (c) Amylase (d) Lipase Answer Question 2. The part where the exchange of gases occurs during respiration is: (a) Lungs and larynx (b) Alveoli and throat (c) Throat and lungs (d) Alveoli and capillaries Question 3. The back flow of blood during the pumping of blood by heart is prevented by: (a) Walls of ventncles (b) Walls of atrium (c) Valves in heart (d) Walls between atria and ...

(More)

Question|Asked by Arix

Not Answered

Updated 45 days ago|6/24/2022 3:35:06 PM

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sana08

1. The enzyme responsible for the digestion of proteins in the small intestine is: Tripsin.

Added 45 days ago|6/24/2022 3:33:50 PM

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sana08

2. The part where the exchange of gases occurs during respiration is: Alveoli and capillaries

Added 45 days ago|6/24/2022 3:34:31 PM

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sana08

3. The back flow of blood during the pumping of blood by heart is prevented by: Valves in heart.

Added 45 days ago|6/24/2022 3:35:06 PM

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Question 1. The enzyme responsible for the digestion of proteins in the small intestine is: (a) Pepsin (b) Trypsin (c) Amylase (d) Lipase

Weegy: The enzyme responsible for the digestion of proteins in the small intestine is: Trypsin. (More)

Question|Asked by Arix

Expert Answered

Asked 45 days ago|6/24/2022 2:36:04 PM

0 Answers/Comments

MCQ Questions Question 1. The enzyme responsible for the digestion of proteins in the small intestine is: (a) Pepsin (b) Trypsin (c) Amylase (d) Lipase Answer Question 2. The part where the exchange of gases occurs during respiration is: (a) Lungs and larynx (b) Alveoli and throat (c) Throat and lungs (d) Alveoli and capillaries Question 3. The back flow of blood during the pumping of blood by heart is prevented by: (a) Walls of ventncles (b) Walls of atrium (c) Valves in heart (d) Walls ...

Weegy: The enzyme responsible for the digestion of proteins in the small intestine is Pepsin. (More)

Question|Asked by Arix

Expert Answered

Updated 45 days ago|6/24/2022 3:05:55 PM

23 Answers/Comments

sana08

The purpose of making urine is to filter out harmful nitrogenous waste products from the blood.

Added 45 days ago|6/24/2022 3:02:03 PM

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sana08

The osmotic pressure in phloem increases on transfer of sucrose into it from the leaves.

Added 45 days ago|6/24/2022 3:02:43 PM

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sana08

The major driving force for the water in the xylem during day time is the transpiration.

Added 45 days ago|6/24/2022 3:03:41 PM

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sana08

Water conducting channels are formed by the tracheids and the vessels of the xylem tissue.

Added 45 days ago|6/24/2022 3:04:59 PM

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sana08

Some amount of plasma, proteins and blood cells escape from capillary the wall into intercellular spaces in the tissues to form the tissue fluid or lymph.

Added 45 days ago|6/24/2022 3:05:55 PM

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Match the names of the Scientists given in column A with their contributions towards the understanding of the atomic structure as given in column B (A) – (B) (a) Ernest Rutherford – (i) Indivisibility of atoms (b) J.J.Thomson – (ii) Stationary orbits (c) Dalton – (iii) Concept of the nucleus (d) Neils Bohr – (iv) Discovery of electrons (e) James Chadwick -(v) Atomic number (f) E. Goldstein – (vi) Neutron (g) Mosley – (vii) Canal rays

Weegy: Ernest Rutherford: Concept of nucleus. (More)

Question|Asked by Arix

Expert Answered

Updated 45 days ago|6/24/2022 4:32:13 PM

6 Answers/Comments

Wallet.ro

Dalton: Indivisibility of atoms.

Added 45 days ago|6/24/2022 4:29:16 PM

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