Find the oxidation number
The molecule H2S2 has a linear arrangement of its atoms. Number all sulfur atoms along the chain from 1 to 4. Find the oxidation number of each sulphur in the molecule from the first to the fourth.
Now Priced at $10 (50% Discount)
Recommended (91%)
Rated (4.3/5)
If the half-life of a radioactive element is 30.0 years, how long will it take for a sample to decay to the point where its activity is 70.0% of the original value?
A sample of N2(g) was collected over water at 25 degrees Celcius and 730 torr in a container with a volume of 340 mL. The vapor pressure of water at 25 degrees Celcius is 23.76 torr. What mass of N2 was collected?
A 17.9 g sample of an alloy at 98.0°C is placed into 127.2 g of water at 22.0 °C in an insulated coffee cup with a heat capacity of 9.2 J/K. If the final temperature of the system is 35.0°C, what is the specific heat capacity of the al
The vapor pressure of a water-insoluble organic substance is negligible at 100 degree C. Can this substance be purified by steam distillation? explain.
Which of the following reagents might serve as the basis for a simple chemical test that would distinguish between pure 1-hexane?
Briefly, explain how to make an acetic acid/ acetate buffer? Give the chemical reaction between this buffer and a small addition of base (OH-), which explains why the pH of the solution remains about the same?
Describe the difference between the temperature vs time cooling curve of a pure substance and a solution.
0.100 moles of NaOH are combined with 0.125 moles acetic acid. the mixture is taken to a final volume of 100.0ml. what is the expected pH of the solution?
1944553
Questions Asked
3,689
Active Tutors
1432684
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Answers this question in first person narration, Long essay, simple words if I am planning to have a Career as a Social Worker to become a Probation Officer:
Please read and summarize the following article in point-form based upon the following criteria: - You should be able to state what the theme/idea/concept/theo
The living Faith Church Worldwide, also known as the Winners Chapel International, in America is on a mission to plant a Church in Puerto Rico.
Sexism continues to sustain the glass ceiling because it is embedded in social identity expectations and reinforced through implicit bias in decision-making
Blaine and Brenchley (2021) explain that gender stereotypes distort perceptions of competence and leadership fit, so women are more likely to be routed
Sexism sustains these challenges through entrenched social identity processes and gender role expectations. Social identity theory explains in group favoritism
Gender stereotypes remain deeply rooted in cultural expectations, and these assumptions often shape how individuals are perceived and evaluated