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2 years ago

As the temperature of a material increases, the average (blank) of its particles increases.

Chemistry

1 answer:

AnnZ [28]2 years ago

7 0

2 it’s the correct answer

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Select the reagent that will separate the pairs of ions listed.

daser333 [38]

1 - a, 2-b, 3-d, 4 - e

Explanation:

$A g^{+} \text {and } A l^{3+}$ - Separated by 6M HCl

Silver and aluminum ions can be separated using the acid, 6M HCl.

$C u^{2+} \text { and } C a^{2+}$ - Separated by H₂S

Copper and Calcium ions can be separated by the reagent hydrogen sulfide, H₂S.

$M g^{2+} \text { and } K^{+}$ - Separated by (NH₄)₂HPO₄ in NH₃

Magnesium and Potassium ions can be separated by the reagent Ammonium hydrogen phosphate in ammonia.

$N i^{2+} \text { and } C o^{2+}$ - cannot be separated

Nickel and Cobalt ion cannot be separated by the reagents given at all.

8 0

3 years ago

s2008m [1.1K]

I think the word you're looking for is convection :)

4 0

3 years ago

Mass defect is associated with:

gizmo_the_mogwai [7]

Answer:

B. Nuclear fission

Explanation:

Nuclear binding energy is used to determine whether fission or fusion will be a favorable process. The mass defect of a nucleus represents the mass of the energy binding the nucleus, and is the difference between the mass of a nucleus and the sum of the masses of the nucleons of which it is composed.

7 0

2 years ago

Pls help, it’s due today Ba(NO3)2 How many moles of oxygen are in this substance?

Ymorist [56]

Answer:

3.00

Explanation:

Since assuming oxygen as molecule so there are 6 atoms hence 3 molecules of oxygen hence 3 moles

7 0

2 years ago

Pls help me with my chemistry finals test.

Nutka1998 [239]

What do you need help with? Can you specify?

3 0

2 years ago

As the temperature of a material increases, the average __(blank)__ of its particles increases.

As the temperature of a material increases, the average (blank) of its particles increases.