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What is the specific heat capacity of aluminum?

Specific heat of Ammonium chloride.

What is the molar specific heat capacity of ammonium chloride?

 Explain clearly why molar heat capacity at constant pressure is higher 
than the molar specific heat capacity ta constant volume?

 Explain why latent heat of vaporization is higher than the latent heat of 
fusion.

If the resistance of a Nichrome wire is 100.00 Ω at 11.5°C.
i. What is its resistance of at 0.0°C?
ii. What is the resistance of a carbon rod at 25.8°C if its resistance is 0.0160Ω at
0.0°C?

Q1: What is the IUPAC name of HC2_H3_O2? (You must spell the name correctly to get the answer right.)

Q2: What volume of 6.9 M NaOH is needed to completely titrate 0.42 L of 2.39 M phosphoric acid according to the equation:

H3PO4(aq)+3NaOH(aq)→Na3PO4(aq)+3H2O(aq)

A. 0.05 L

B. 6.93 L

C. 0.44 L

D. 3.01 L

E. 436.43 L

A particle travels along a straight line with a velocity    Where t is in seconds. When t = 1 s, the particle is located 10 m to the left of the origin.

Determine the acceleration when t = 4 s, the displacement from t = 0 to t = 10 s.

The velocity function, in feet per second, is given for a particle moving along a straight line, where t is the time in seconds. Find the displacement of the particle over the given interval.

A object is initially moving along a straight line with a velocity of 300 metres

per second and accelerates at 10 metres per second squared for 90 seconds. Calculate

(a) the final velocity 

(b) the total distance the object travels.

How much work is required to bring together the three given charges from infinity to the corners of an equilateral triangle of side length 1cm.............

What is the velocity?

What is the coefficient of velocity?

What is the temperature coefficient of Nichrome?

What is temperature coefficient of resistivity?

The temperature coefficient of resistivity for copper is 0.0068 /C. If a copper wire has a resistance of 104 Ω at 20°C, what is its resistance at 80°C?

A) 161 Ω B) 71.0 C) 42 Ω D) 146 Ω

A certain winding made up of copper has a resistance of 100Ω at room temperature. If the resistance temperature coefficient of copper at 0 °C is 0.00428 /°C, calculate the winding resistance temperature E increased to 50°C. Assume room temperature at 25°C.

A certain winding made up of copper has a resistance of 100 at room temperature. If resistance temperature coefficient of copper at 0 °C is 0.00428/°C, Calculate the winding resistance if temperature is increased to 50 °C. Assume room temperature as 25 °C. 

What is the volume of one mole of gas at standard temperature and pressure (STP) conditions? 

What is the volume of one mole of gas at standard temperature and pressure (STP) conditions? 

What is the molar volume of gases at standard temperature and pressure (STP)? Assume ideal gas behavior.

What is the molar volume of a gas at standard temperature and pressure (STP)?

What is the molar volume of a gas at standard temperature and pressure?

If I have 2.9 moles of a gas at a pressure of 6.6 atm and a volume of 18 liters, what is the temperature in Celsius?

Find the pH of the equivalence point and the volume (mL) of 0.0746 M KOH needed to reach the equivalence point in the titration of 23.4 mL of 0.0390 M HNO2.

Find the pH of the equivalence point and volume of .0372 M NaOH needed to reach it in the titration of 42.2 mL .0520 M CH3COOH.

1. If 2.50 mL of vinegar requires 34.90 mL of 0.0960 M NaOH to reach the equivalence point in a titration, how many grams of acetic acid are in 500.0 mL of this vinegar? [density of vinegar = 1.01 g mL^-1]

If 25.00 mL of 0.1105 M NaOH requires 16.15 mL HCl solution to reach the phenolpthalein endpoint, (a) what is the volumetric ratio of HCl to NaOH?(b)what is the molarity of the HCl solution?

Calculate the mass percent of each component in the following solution.

159 g NiCl2 in 500 g water

Determine ph of 0.10M KOH solution

What is the resistance of a 20.0m long piece of 12 guage copper? Wire having a 2.053mm diameter?

area of equilateral triangle with height

How do you calculate the height of an equilateral triangle? 

How do you find the area of an equilateral triangle?

How are the angles of an equilateral triangle related?

The sides of an equilateral triangle are increasing at a rate of  . How fast is the area enclosed by the triangle increasing when the sides are long?

The sides of a square are increasing at a rate of  . How fast is the area enclosed by the square increasing when the area is    .

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Each side of a square is increasing at a rate of 6 cm/s . At what rate is the area of the square increasing when the area of the square is 16 cm² ?

The area of a square is 81 square feet. What is the length of each side?