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What equation takes the y equals the absolute value of x and compresses it vertically by a factor of 0.5?
y = 0.5 |x|
What is the value of a dotted sixteenth note?
Any dotted note takes the value of the note and adds one-half the notes original value. Thus, a dotted 16th note takes the original 16th and adds on another 32nd making the total value 3/32nds.
What is 15.89 plus 6 percent sales tax?
The sum you require is 15.89 X 1.06. Multiplying by "1.06" takes your original number, and adds 6% of the original number to it again.
What is the equation for mph?
MPH equals the miles driven, divided by the time it takes to drive those miles (units of time is hours, or minutes divided by 60).
What is it called when the linear it doesn't go through the origin?
When a linear equation does not pass through the origin, it is referred to as a "non-homogeneous" linear equation. In this case, the equation typically takes the form (y = mx + b), where (b) is the y-intercept. The presence of the y-intercept indicates that the line is shifted vertically away from the origin. If (b) is not zero, the line will not intersect the origin (0,0).
How do you calculate the activity coefficient in a solution?
To calculate the activity coefficient in a solution, you can use the Debye-Hckel equation. This equation takes into account the charges and sizes of ions in the solution, as well as the temperature and ionic strength. By plugging in these values, you can determine the activity coefficient, which represents the deviation of the solution from ideal behavior.
How can one determine the pH of a buffer solution?
To determine the pH of a buffer solution, you can use a pH meter or pH indicator strips. Alternatively, you can calculate the pH using the Henderson-Hasselbalch equation, which takes into account the concentration of the acid and its conjugate base in the buffer solution.
How is the activity coefficient calculated in chemical equilibrium calculations?
The activity coefficient in chemical equilibrium calculations is calculated using the Debye-Hckel equation, which takes into account the ionic strength of the solution. This equation considers the interactions between ions in the solution and helps to adjust the concentrations of species in the equilibrium expression to account for these interactions.
When iron fillings are added to copper II sulphate solution a reaction takes place write a chemical equation for this reaction?
The reaction takes place resulting in the formation of Iron sulphate(light green coloured) and copper(solid). The equation is :- Fe(s) + CuSO4(aq.) ------------> FeSO4(aq.) + Cu(s)
What is bicarbonate?
a bicarbonate takes the form of a solution and a solute
Otto mixed spices to create his own Italian seasoning He used garlic powder what shows the percent equation and solution for how many tablespoons of garlic powder he uses to create?
The one which takes into account Otto perchance for Garlic.
What is the pH of a buffer solution after the addition of HCl, and how can it be calculated?
The pH of a buffer solution changes slightly after the addition of HCl due to the buffer's ability to resist changes in pH. The change in pH can be calculated using the Henderson-Hasselbalch equation, which takes into account the initial concentrations of the buffer components and the amount of acid added.
Why does dissolving take place?
Dissolving takes place to turn a mechanical (heterogeneous) mixture into a solution (homogeneous solution).
What process takes place when zinc chloride solution is warmed?
The water is evaporated and the concentration of the solution become greater.
What is a balanced chemical equation Why should chemical equations be balanced?
A balanced equation is when the amount of molecules reacting are equal to the amount of molecules being produced. Chemical equations must be balanced because no energy/mass is ever lost when a reaction takes place. This is because atoms are simply arranged.
What is the period of a spring equation?
The period of a spring equation is the time it takes for the spring to complete one full cycle of motion, usually measured in seconds.
Why do grapes shrink when kept in sugar solution?
osmosis takes place
