5. Imagine you have a 5L balloon that you would like to fit into a 3L container. The current temperature is 298 K. At what temperature would?
you need to change the system to allow the balloon to fit into the container?4 AnswersJokes & Riddles2 months ago
If the current temperature is 25 degrees C and you have a 2L balloon, identify the new volume of the balloon?
if you increase the temperature to 30 degrees C2 AnswersChemistry2 months ago
determine the enthalpy change for the production of ethane and oxygen from carbon dioxide and hydrogen. c2h2 g 3h2(g)=c2h6(g)+2O2(g)?
703kJ1 AnswerChemistry2 months ago
Identify the substance that absorbs 189 J of energy when a mass of 15 grams undergoes a temperature increase of 6 degrees Celsius.?
What is the specific heat? Show your work in the space provided.3 AnswersChemistry2 months ago
calculate the speed of light in a sugar solution if the index of refraction is 1.38 and the speed of light constant is 2.998 x 10^8 m/s?
2.998 x 10^8 m/s
4.14 x 10^8 m/s
2.17 x 10^8 m/s1 AnswerPhysics2 months ago
- 1 AnswerPhysics3 months ago
Atomic nuclei can undergo two types of nuclear changes: fusion and fission. In one paragraph, compare and contrast these two changes?
and give real world examples of each type.1 AnswerHomework Help3 months ago
An unknown substance with a mass of 5 grams releases 16.1 joules of energy when undergoing a temperature decrease of 7 degrees Celsius?
What is the specific heat of that substance and what substance is it? Show your work in the space provided.
Identify the substance that absorbs 189 J of energy when a mass of 15 grams undergoes a temperature increase of 6 degrees Celsius ?
What is the specific heat? Show your work in the space provided. please
__ Mg(NO3)2+__ HCI--->__ HNO3+ __ MgCl3
Explain why their equation is not correctly balanced, and tell the correct way to balance the equation.?
6 LiBr+2 Fe3(PO4)2--->2 Li3PO4+ 3 FeBr2
donates an electron pair
decreases the hydrogen ion concentration of the water
releases a proton into water
accepts an electron pair
pH less than 7
removes OH- ions from water
pH exactly 7
removes H+ ions from water
pH more than 7
donates an OH- ion
donates an H+ ion
In a Brønsted-Lowry reaction, which of the substances is the acid? NH3(ah)+ H2O(l)---> NH+/4(aq)+ OH-/(aq)?
What effect will increasing the pressure of a system at equilibrium have on the amount of product produced?
decrease in product
no change in product
increase in product
depends on the number of moles in the reactant and product side