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A sample of an ideal gas has a volume of 2.34 L at 279 K and 1.10 atm. What is the pressure when the volume is 1.78 L and the temperature is 304 K?

What is the empirical formula of a compound composed of 3.25% hydrogen (H), 19.36% carbon (C), and 77.39% oxygen (O) by mass?

Question #9fe3d

For what values of #m# does the graph of #y = 3x^2 +7x + m# have two xintercepts?

How many moles of #CaCl_2# are in 250 mL of a 3.0 M of #CaCl_2# solution?

How do you solve #sqrt(4p+1)=2p1#?

What is the temperature of 350 mL of gas at .85 atm if it has a volume of 920 mL at STP?

The legs of a right triangle measure #2sqrt3# and #5#. What is the length of the hypotenuse?

What is the the volume occupied by 2.34 g of carbon dioxide gas at STP?

A pizza place offers 4 different cheeses and 10 different toppings. In how many ways can a pizza be made with 1 cheese and 4 toppings?

How many grams of #KCl# are needed to make 500 mL of 2.45 M #KCl#?

What is #(8x^4y^2)/(3z^3) * (9xy^2z^6)/(4y^4)#?

Question #ab32b

Carlos hiked #1 3/4# miles a nature trail to a fork in the trail. He then hiked #2 1/2# miles along a path that led to a waterfall. When Carlos reached the waterfall, how far had he hiked altogether?

Is the ordered pair (2,7) is a solution of the equation: y  x = 5?

How do you find the period of #5sin2x#?

There are two triangles. One has a base of 8 cm and a height of 10 cm. The other has a base of 5 cm and a height of 13 cm. Which triangle has a larger area?

How do you multiply #5/6 times 1/2#?

How do you write the equation #y = —1/4x + 3# in standard form?

What is the maximum number of orbitals in the p sublevel?

What is the difference between mass number and atomic number?

What is the vertex of #y = x^2 − 4x + 3#?

How do you simplify #sqrt((1/18))#?

How would you calculate the mass number of an atom?

The base of a triangle of a given area varies inversely as the height. A triangle has a base of 18cm and a height of 10cm. How do you find the height of a triangle of equal area and with base 15cm?

In a survey of 2000 people, it was found that 1320 have a microphone wave oven. How do you find the percent of people who own microwaves?

How do you evaluate the function #f(x) = x+4+x^2# for #f(9)#?

How do you evaluate the function #f(x)=3x7 # for x=4?

If #f(x) = 2x  10# ; #g (x) = 4x + 20# what is the value of (f + g) (3) ?

How do you find the slope perpendicular to #6x + 2y = 4#?

How do you evaluate the function f(x) = x  8 for x = 2?

How do you simplify #5^(1/2) * 5^(1/4)#?