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If, under certain conditions, 1.4 g of X reacts with 2.1 g of Z to produce 3.5 g of X2Z3, then, under different conditions, if 0.80 g of X reacts with 1.6 g of Z to produce 2.4 g of a new compound, what is the formula for this new compound?
Problem- Arrange each of the following groups in order of increasing standard molar entropy(S) and explain your rationale.
How many molecules of carbon dioxide are produced when 129 molecules of acetylene (HCCH) to react in excess oxygen produce carbon dioxide and water.
Dry ice (solid CO2 ) has occasionally been used as an "explosive" in mining. A hole is drilled, dry ice and a small amount of gunpowder are placed in the hole, a fuse is added, and the hole is plugged.
the 12 water of hydration are hydratedstrongly attracted to the metal ions of the crystallin alum structure. are the
A liquid has a heat of vaporization of 30400 J/mol. At 271 K it has a vapor pressure of 102 mmHg. What is the normal boiling point of this liquid
What was the purpose of using aq. NaOH in aldol condensation lab? A. It acts as an electrophile on which an enolate ion can attack B. It acts as a nucleophile which can attack an electrophilic carbonyl carbon.
express the work of isothermal reversible expansion of a vanderwaals gas in reduced variables and find a definition of
boron-fluorine single bonds are approximately 1.52A(152pm) in length. in BF3, the bond lengths are 1.30A. propose an explanation for this discrepancy, making use of resonance structures to illustrate your answer.
2I2 + N2H4 → 4HI + N2 a. How many grams of I2 are needed to react with 36.7 g of N2H4?
How many grams of NaCl are needed to make a 5.0% w/v saline solution having a total volume of 300.0 mL
a sample of nitrogen gas is collected over water at a temperature of 23.0 degrees celcius. what is the pressure of the
A compound of formula C7H8O illustrates H NMR signals at 2.3 (singlet 1H), 4.6 (singlet 2 H) and 7.3 (singlet, 5H). The infrared spectrum shows a strong, broad absorption between 3200 as well as 3500 and strong narrow absorbance at 3065, 2875 and ..
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