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How many molecules are contained in 90.0 g of h2o?

Which of the following compound show optical isomerism and why?
(1Bromobutane or 2Bromobutane)

What is the slope of the line passing through the following points: # (1,3) ,(3, 6) #?

How do you solve #39 19= x  4#?

Question #95b29

To make a dog bandana, you must have 12 inches of material. You are making several bandanas, so you buy 3 1/3 yards of material How many bandanas can you make?

How do you solve #166= 5 u#?

Question #7d439

Which cells are ribosomes found in?

One mole of chlorine gas is equal to how many grams?

How do you write #31,800,000# in scientific notation?

According to collision theory, why does an increase in temperature increase the rate of a chemical reaction?

What is the moment of inertia of a pendulum with a mass of #7 kg# that is #4 m# from the pivot?

Does a female have any male reproductive organs?

How do you factor #3x^2+21x#?

Why do helium filled balloons deflate over time faster than airfilled balloons do?

What are the 5 levels of the human body?

A balanced lever has two weights on it, the first with mass #5 kg # and the second with mass #8 kg#. If the first weight is # 4 m# from the fulcrum, how far is the second weight from the fulcrum?

The distance from Liverpool to Prague is 1200 km. A flight from Liverpool to Prague lasts 4 hours. What is the average speed of the aeroplane?

What is the empirical formula of a compound that contains 43.38% sodium, 11.33% carbon, and 45.29% oxygen?

I am part of your heart. Blood from the right atrium comes to me. I force the blood into the pulmonary artery. What am I? I am the largest artery in your body. What am I?

What is atomic number of oxygen?

Can cancer affect the heart? Is the heart immune to cancer?

Question #85744

A balanced lever has two weights on it, one with mass #5 kg# and one with mass #20 kg#. If the first weight is # 9 m# from the fulcrum, how far is the second weight from the fulcrum?

Fran has 1.84 kilogram of salt. If she places an equal amount into each of 20 jars, what is the weight of salt in each jar?

If a current of #3 A# passing through a circuit generates #6 W# of power, what is the resistance of the circuit?

What part of the brain controls thinking?

How do you factor #x^211x#?

How fast will an object with a mass of #24 kg# accelerate if a force # 39 N# is constantly applied to it?

A German shepherd weighs 56.8 lb. How much does it weigh in kg?

Is the word "challenging" a noun, verb, adjective?

Question #dc69a

What is biology? What is chemistry? Are these hard subjects?

Question #2cd63

Why is alpha decay dangerous?

How do you solve #4(x3)  20 = 8#?

How many mol of #CO_2# are in 12.6 g of #CO_2#?

How do you solve #3+2.7x = 9.6+3.2x#?

How many plates is the lithosphere divided into?

What happens when an acid and base react?

How do you find the midpoint of (2,7) and (8,5)?

How do you multiply #(x+1)(x+4)#?

A clerk’s weekly salary of $320 is increased to $360. What is the percent increase?

How do you write #5.000 102 times 10^3# in standard notation?

Question #49ca9

Why is ionic solid nonconductive, yet its solutions in water, or in the liquid state, it carries a charge?

Is "us" the third person?

How do you simplify #(4(123) )/ ( 63 ) # using PEMDAS?

How does xylem differ from phloem?

The price of a technology stock has risen to $9.84 today. Yesterday's price was $9.71. How do you find the percentage increase?

How do you write #7.050times10^3# in standard notation?

What is a flame test used for?

What is the wavelength of red light with a frequency of #460 * 10^12# #Hz#?

Is "any customers" plural or singular? I don't know which is right.

What are quotation marks?

How do you calculate an empirical formula from percent composition?

How does blood become oxygenated blood in the body?

How do you find the slope given (–9, 7) and (–2, –8)?

List the three types of chemical bonds and explain the differences among them?

How do you solve #x/12=5 1/2 div8#?

What happens when a lithium ion is attracted to a fluoride ion?

What are meteors made of?

Can the cartilage in the outer ear be broken?

What is cosmic background radiation?

Is there nucleus in the human body?

What is the difference between fission, fusion, and their applications?

Question #26a7d

Does blood type O have an antigen?

What are the different sizes and health hazards of the three nuclear particles/rays?

What are examples of indefinite adjectives?

How do you solve #xy=4# and #x+y=12#?

Question #6995f

How do you solve #8=1/3x+x#?

Can anybody help me with singular and plural possessives? Here are the nouns I'm having trouble with:

What do they call nouns like "porridge" or "sugar" that don’t have a plural?

Are the ovaries about the size of small grapefruits?

How would you differentiate between ionic compounds, molecular compounds, and acids given only the formula?

What things can affect the function of an enzyme?

How much oxygen is the earth made of?

How does digested food enter the blood?

How do you solve the system of linear equations #2x + y = 5# and #x − 2y = 10#?

What sometimes happens when urine becomes too concentrated or remains too long in the bladder?

What is the slope of the line passing through the following points: #(0, 2), (1, 5)
#?

How do you write #3097# in scientific notation?

How much work does it take to raise a #67 kg # weight #5 m #?

How do you write the expression #7b  3(b1)# in simplest form?

How do you simplify #12543+13# using PEMDAS?

Why do you get a burning sensation in your muscles during strenuous exercise?

How is the reaction between Aluminium and Mercury Chloride possible?

What is the main sensory organ on the tongue?

What state is ionic compound at room temperature?

What type of tissue forms the dermis?

Question #5da06

What is the cell wall?

How do you solve #1/3x+3>=22#?

How do veins and arteries differ in structure?

How do you solve #5(a+2)(a4) = 28#?

How do mixtures affect boiling point?

How many electrons does potassium have to give up in order to achieve a noblegas electron configuration?

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