Find out the molarity of a sodium van date
Find out the molarity of a sodium van date (Na3VO4) solution if 35.6mL of the solution are required to titrate a 0.659g sample of pure potassium sulfite ?
VO4-3+SO3-2+4H+--->VO++SO4-2+2H2O
Expected delivery within 24 Hours
What is the pressure of the gas when a gas collected over water at the 25.0degrees Celsius. Vapor pressure of water at 25.0 degrees Celsius is equal to 23.8mmHg. The atmospheric pressure is 745.ommHg.
Assume the correlation, r, between two variables x and y is -0.44. What would you predict about a y value if the x value is 2 standard deviations above its mean? It will be 0.88 standard deviations above its mean.
Discuss how much butane is present as a liquid? If the butane is warmed to 25degrees C, describe how much is present as a liquid? Butane (C4H10) has a heat of vaporization of 22.44 kJ/mol and a normal boiling point of -0.4 degrees C.
Calculate the molecular formula of the compound. A compound of P and F was analyzed as follows: Heating 0.2324 g of the compound in a 378 cm3 container turned all of it into gas, which has a pressure of 97.3 mmHg at 77 degrees Celsius.
What is the percent iron (II) sulfate in the sample if a 1.818g sample containing iron(II) sulfate is dissolved and needs 34.1mL of 0.0115M K2Cr2O7solution to titrate it.
Assuming that the rate of decay is 13.6 counts per minute per gram, determine the age of the remnant in years. 14C has a half life of 5730 years. A humanoid skeleton was found to contain 14C with the decay rate of3.1 counts per minute per gram of
The rectangle floor of a closet is divided into two right triangles by drawing the diagnol. Length of closet is 2 feet more than twice the width. Diagnol is 13 feet. Find closet's length and width.
Your response should list the letters for all correct answers in alphabetical order (for example: BFGH). Which of the following molecules or polyatomic ions have a dipole moment (that is, which molecules or ions are polar)?
1942089
Questions Asked
3,689
Active Tutors
1456501
Questions Answered
Start Excelling in your courses, Ask a tutor for help and get answers for your problems !!
Most non-western cultures consider the practice of homosexuality to be an anomaly and one to be avoided because:
Why is self-awareness of personal bias essential to social work practice? After reflecting on potential personal biases, using this information, how can this
Question: What other intrinsic factors do women in the U.S. and Brazil as important? Need Assignment Help?
What makes sociology a science? In your answer, be sure to show your knowledge of the foundations of scientific inquiry
In order to decrease racism in the institutional level, people need to be more aware of the struggles that different ethnicities go through.
What would need to happen in the United States at the individual and institutional level to reduce the tension and conflict around race/ethnicity (reduce racism
Question: What insight into social behavior emerges in Schelling's segregation model?