Posts by Brigette

Total # Posts: 14

Math
The Fun Guys game rental store charges an annual fee of $25 plus $6.50 per game rented. The Game Bank charges an annual fee of $57 plus $2.50 per game. For how many game rentals will the cost be the same at both stores? What is that cost?

Foundation of a Healthy Lifestle
Because of the potential effects of chromosomal abnormalities, a child's development begins: A. at conception B. at birth C. when embryo becomes a fetus D. when viability occurs --Is the answer C?

Foundation of a Healthy Lifestle
Is the answer B then?

Foundation of a Healthy Lifestle
Which of the following is a potential effect on children living in environments lacking in stimulation? A. Decreased appetite with the possibility of stunted growth. B. Increased appetite and the possibility of childhood obesity. C. A brain that's 20 percent ssmaller than ...

Math
2 people 400 miles apart They both leave at the same time One drives 50 mph The other drives 100 mph How long till they meet?

6th grade math
4x4x4x4 what is the value

Math
Mrs. Willy bought 3.5 pounds of ground turkey and 2.5 pounds of white fish. The white fish is $4.60 per pound cheaper than the ground turkey. If she paid a total of $51.50 what is the price per pound she paid for the ground turkey and the white fish?

Math
A restaurant has x number of tables that seat four people and 5 tables which seat two people. The restaurant can seat N number of people. Write a linear equation for N, number of people, in terms of x. Then, solve for x in terms of N and find x when N equals 150.

Math
A tank initially contains 50 liters of water. A hose adds water to the tank at a rate of 2 liters per minute. Write a linear equation for the amount of water in the tank, W, liters in terms of t, minutes. Then use your equation to find how much water is in the tank after 20 ...

chemistry
How does the kinetic theory explain how you can smell coffee and bacon at the same time?

chemistry
How many grams of NaCl must react to produce 1.00 g Cl2?

Chemistry - Combustion
The standard enthalpies of formation of gaseous propylene (C3H6) and propane (C3H8) are +20.4kJ/mol and -103.8 kJ/mol. Their respective combustion reactions may be written as follows, where one mole of either gas is consumed by oxyen to yield carbon dioxide and water. ...

Chemistry-Enthalpies of formation
I ended up getting 747.5 kJ/mol (4*-110.5) - (3*-74.81) + (2*-285.8) + (-393.5) -442 + 1189.53 = 747.53 kJ/mol

Chemistry-Enthalpies of formation
"Synthesis gas" is a mixture of carbon monoxide and hydrogen that is used to synthesize a variety of organic compounds. One reaction for producing synthesis gas is 3CH4 + 2H2O + CO2 = 4CO + 8H2 Using enthalpies of formation, calculate the enthalpy change for this ...

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