Recent questions in Chemistry

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What is the density of a substance that has a mass of 200 gram and has a volume of 45 cm cube?

Zianwar asked Dec 17, 2024

by Zianwar

8.2k points

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1 vote

43.3k views

7. Circle any chemicals that'have an oxidation state/number of zero. CO2 CO 02 Au CH20 Cl2

Pokeybit asked Dec 17, 2024

by Pokeybit

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2 answers

2 votes

38.2k views

What's the meaning of strong electrolyte ?

Gergo Erdosi asked Dec 17, 2024

by Gergo Erdosi

8.5k points

1 answer

3 votes

29.6k views

Answer the following questions based on the equation: 2Fe(s)+3Cl2(g) --> 2FeCl3(s) a). How many moles of chlorine are needed to react with 4.0 moles of iron? b). How many grams of iron (iii) chloride are

Lefteris asked Dec 17, 2024

by Lefteris

8.2k points

1 answer

3 votes

38.2k views

Explain the differences in each of the measured variables (n, V, P, T) that you would expect if the concentration of HCl(aq) had been standardized incorrectly (i.e. the concentration is 3.1 M instead of

Jenner La Fave asked Dec 17, 2024

by Jenner La Fave

8.0k points

1 answer

3 votes

113k views

Which of these is an example of power? A) you carry your books across the room B) you sweep the floor using a push broom C) you push a boulder and it does not budge D) you run up the stairs in three seconds

Fyodor Volchyok asked Dec 17, 2024

by Fyodor Volchyok

8.7k points

2 answers

0 votes

169k views

Which ingredient that is compatible with both water and oil?

Creaktive asked Dec 17, 2024

by Creaktive

8.3k points

1 answer

3 votes

107k views

_ is a measure of the average kinetic energy of the molecules of a thing.

Yeyene asked Dec 17, 2024

by Yeyene

8.4k points

1 answer

3 votes

30.5k views

the atomic radii of the elements in the nitrogen group in the periodic table are given in the table above. which of the following best helps explain the trend of increasing atomic radius from n to bi?

Prethia asked Dec 17, 2024

by Prethia

8.2k points

2 answers

0 votes

138k views

The loss of an electron from a neutral helium atom results in A) neutral hydrogen. B) ionized hydrogen. C) ionized helium. D) neutral deuterium. E) ionized deuterium.

Golden Thumb asked Dec 17, 2024

by Golden Thumb

8.6k points

1 answer

1 vote

15.7k views

Given the following atoms: cl p k ge what has the largest radius

Fpezzini asked Dec 17, 2024

by Fpezzini

8.4k points

1 answer

4 votes

61.1k views

A model used for the yield y of an agricultural crop as a function of the nitrogen level n in the soil is y=kn/1 n^2

Daniel Petrov asked Dec 17, 2024

by Daniel Petrov

8.3k points

1 answer

1 vote

108k views

When transporting refrigerant to be reclaimed, the shipping papers must show:

DomAyre asked Dec 17, 2024

by DomAyre

7.6k points

1 answer

2 votes

227k views

How do extensions of the Iodine Test for starch, like in the 'Iodine Clock Reaction,' typically yield results? a. They provide qualitative data only. b. They do not yield any results. c. They yield quantitative

Melo asked Dec 17, 2024

by Melo

7.8k points

1 answer

3 votes

178k views

Amriddin (16) SEP Develop and Use Models: Why do the noble gasses have relatively lo electron affinities? Use the models of Fluorine and Neon to support your answer

Kalyanam Rajashree asked Dec 17, 2024

by Kalyanam Rajashree

8.0k points

1 answer

1 vote

132k views

The same dose volume is given for both Ph 6 and Ph12 - but Ph12 delivers ____________ times the moxidection of Ph6 per dose

Cesarmart asked Dec 17, 2024

by Cesarmart

9.6k points

1 answer

3 votes

88.9k views

Write a net ionic equation resulting from the mixture of BaBr2 and K3PO4 solutions a.) K+ + Br- ---> KBR b.) 3Ba+₂ + 2PO₄ 3- ---> Ba3(PO₄)₂ c.) Ba+₂ + 2 Br- ---> BaBr₂ d.) 3K+ + PO4 3- ---> K3PO₄

Brandall asked Dec 17, 2024

by Brandall

8.4k points

1 answer

4 votes

139k views

The mechanism of electrical conduction in metals is thought to be: (A) the same as that in solid electrolytes. (B) the same as that in molten electrolytes. (C) dependent on the movement of ions. (D) dependent

PKul asked Dec 17, 2024

by PKul

7.5k points

1 answer

5 votes

217k views

The reaction between CO₂ and H₂ produces methanol CH₄O and water? How many grams of methanol are produced when 50 g of CO₂ are mixed with 25 g of H2?

Matt Haley asked Dec 17, 2024

by Matt Haley

8.1k points

1 answer

4 votes

213k views

What is the theoretical yield of ammonia, in kilograms, synthesized from 5.48 kg of H₂ and 33.8 kg of N₂? a. 10.96 kg b. 21.92 kg c. 32.88 kg d. 43.84 kg

Zhenming asked Dec 17, 2024

by Zhenming

8.8k points

2 answers

2 votes

61.2k views

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