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Which is more stronger, ionic or covalent bond? Why?
In Progress...
Write the equivalent C++ expressions for the following Algebraic expressions:
(i) x(A B)
C
AB BC 

(ii) a3  b3  3ab(a  b)
(iii) 3 2
4 4
xy  k  xy
In Progress...
Write a menu driven program in C++ to calculate the simple interest or compound interest depending
upon the user’s choice. Write and use functions to calculate simple interest and compound interest.
In Progress...
Let T : R^2 - R^2 and S: R^2 - R^2 be linear operators defined by
T (x1;x2) = (x1+x2, x1-x2) and S(x1;x2) = (x1, x1+2x2)
respectively.
i) Find T ◦ S and S ◦ T.
ii) Let B = f(1, 0), (0, 1) be the standard basis of R^3. Verify that
[T ◦ S]B = [T]B ◦ [S]B.
In Progress...
Let V be the vector space of polynomials with real coefficients and of degree at most 2.
If D = d/dx is the differential operator on V and B ={1+2x^2, x+x^2, x^2} is an ordered basis of V,
find [D]B.
Find the rank and nullity of D.
Is D invertible? Justify your answer.
In Progress...
A gas mixture of 3.0 L of propane and butane on complete combustion at 25 degree Celsius produced 10 L of CO2. Find the composition of the gas mixture?
In Progress...
• How can a trigonometric function be chosen to model periodic phenomena with specified amplitude, frequency, and midline?
In Progress...
Which of these is the correct word equation for the reaction, 6H2O (l) + 6CO2 (g) → 8C6H12O2 (s) + 6O2 (g)?

a.... Carbon dioxide gas and liquid water react to form solid glucose and oxygen gas.
b.... Glucose and oxygen gas react to form carbon dioxide gas and liquid water.
c.... Carbon dioxide and water vapor react to form solid glucose and oxygen gas.
d.... Carbon dioxide, water vapor, and glucose, react to form oxygen gas.
In Progress...
Which of these is the correct word equation for the reaction, 3H2 (g) + 6C (s) → C6H6 (l)?

a.... Solid carbon reacts with hydrogen gas to form liquid benzene.
b.... Solid carbon reacts with hydrogen gas to form gaseous benzene.
c.... Liquid benzene decomposes to form solid carbon and hydrogen gas.
d.... Solid carbon decomposes to form hydrogen gas and liquid benzene.
In Progress...
Which of these is the correct word equation for the reaction, 2Na (s) + 2H2O (l) → 2NaOH (aq) + H2 (g)?

a.... Solid sodium reacts with liquid water to produce aqueous sodium hydroxide and hydrogen gas.
b.... Solid sodium reacts with liquid water to produce aqueous sodium hydroxide and liquid hydrogen.
c.... Solid sodium reacts with liquid water to produce aqueous sodium hydroxide and aqueous hydrogen.
d.... Aqueous sodium hydroxide and gaseous hydrogen gas react to form solid sodium and liquid water.
In Progress...
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