Recent questions in Chemistry

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Consider the following equilibrium reaction having gaseous reactants and products.4HCl + O2 ⇌ 2H2O + Cl2Which of the following would result from increasing the volume of hydrochloric acid?

Neea asked Jul 7, 2023

by Neea

6.5k points

1 answer

4 votes

90.5k views

If the density of your unknown liquid is 0.65 g/ml, calculate the volume in liters that 3 ml of your unknown liquid would occupy when vaporized at the barometric pressure and temperature of your boiling

Dzhavat Ushev asked Jul 7, 2023

by Dzhavat Ushev

6.5k points

1 answer

2 votes

113k views

What is the last letter letter that comes after this word in chemistry

Vivek Vermani asked Jul 7, 2023

by Vivek Vermani

6.2k points

2 answers

3 votes

204k views

List the common elements with allotropes.

Tdavis asked Jul 7, 2023

by Tdavis

6.4k points

2 answers

19 votes

188k views

Use Lewis symbols to show that the reaction of atoms to form phosphine, PH3. Point out bonding pairs and lone pairs in the electron - dot formula of this compound.

Vane asked Jul 7, 2023

by Vane

6.5k points

1 answer

0 votes

114k views

Which of the following are diatomic elements?IodineBromineBoronHydrogen

Kashif Mustafa asked Jul 7, 2023

by Kashif Mustafa

7.0k points

1 answer

4 votes

56.1k views

Calculate the average atomic mass of Mg if the naturally occurring isotopes are Mg - 24, Mg - 25 and Mg - 26. Their masses and abundances are as follows: Mg - 24 relative atomic mass = 23.985 amu % abundance

Hoa Hoang asked Jul 7, 2023

by Hoa Hoang

6.5k points

1 answer

2 votes

138k views

Convert these to atmospheres:1. 340 torr2. 540 mm Hg3. 21 psi

Simon Dehaut asked Jul 7, 2023

by Simon Dehaut

6.0k points

1 answer

3 votes

233k views

Answer for the rate please help me with my chemistry homework thank you so much

Rafael Sanches asked Jul 7, 2023

by Rafael Sanches

7.6k points

1 answer

5 votes

146k views

Which of the following gives the correct phases for the products of reaction I-1?3CaCl2(aq) + 2Na3PO4--> 6NaCl + Ca3(PO4)3A. 6NaCl(aq) + Ca3(PO4)2 (aq)B. 6NaCl(s) + Ca3(PO4)2 (aq)C. 6NaCl(aq) + Ca3(PO4)2

Praveen asked Jul 7, 2023

by Praveen

6.2k points

1 answer

5 votes

58.1k views

1.848 mole of A (g) is placed in a 2.00 liter container at 600 °C. The equilibrium constant is 0.0241. Find the concentrations of the reactant and both products once equilibrium has been reached.

Oliver Bock asked Jul 7, 2023

by Oliver Bock

6.0k points

1 answer

6 votes

104k views

Please select the word from the list that best fits the definition Rock that is formed from the remains of older rocks and organisms Super position Radioactive dating Sedimentary Igneous Metamorphic Rock

Kurubaran asked Jul 7, 2023

by Kurubaran

6.6k points

1 answer

1 vote

123k views

How solve stiochiometry problem easily

Franz Gastring asked Jul 7, 2023

by Franz Gastring

6.3k points

1 answer

0 votes

194k views

Water and liquid HF are good solvents for many ionic salts. However, oils and waxes with structures such as shown in the accompanying Lewis structure do not dissolve in water. Explain why.

Will Harris asked Jul 7, 2023

by Will Harris

7.2k points

1 answer

7 votes

76.6k views

What volume of a 3.00M KI stock solution would you use to make 0.300 L of a 1.25M KI solution?

Tulio Casagrande asked Jul 7, 2023

by Tulio Casagrande

6.5k points

1 answer

0 votes

210k views

Write the chemical equation for photosynthesis below.

Karsas asked Jul 7, 2023

by Karsas

6.6k points

1 answer

1 vote

32.8k views

How many moles moles carbon dioxide gas are there in 11.2 of CO2 at STP?

Dodjs asked Jul 7, 2023

by Dodjs

6.4k points

1 answer

9 votes

96.8k views

______ fats contain no carbon-carbon double bonds, whereas ______ fats contain carbon-carbon double bonds.

Davidwessman asked Jul 7, 2023

by Davidwessman

7.6k points

1 answer

22 votes

21.5k views

Need help soon as possible

Phuibers asked Jul 7, 2023

by Phuibers

6.5k points

1 answer

13 votes

160k views

If a fossil is found in a rock layer, would you assume it to be older than younger than, or the same age as the rock it is found in?

Andrey Solovyov asked Jul 7, 2023

by Andrey Solovyov

6.1k points

1 answer

10 votes

181k views

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