Chemsity
If 150 g of water is heated from 3.0 celieus to 48.0 celieus how many joules of heat are needed
MATH
24in x 36in = 864 1 inch tiles
chemistry
Sulfuric was titrated with NaOH solution. 208 mL of .250 M NaOH solution was needed to completely neutralize 65.0 mL of H2SO4. What is the concentration of the sulfuric acid solution?
5th grade
what expression shows the factors of 27?
Math
Ellie has 22 coins that equal $3.85. What are the coins?
Physics
In a damped oscillator with m = 248 g, k = 80.6 N/m, and b = 67.4 g/s, what is the ratio of the amplitude of the damped oscillations to the initial amplitude at the end of 20 cycles?
Physics
If you have a toy car how would you calculate the angle and length of a ramp to propel the toy car 8 ft. I would also the formula for gow much enurtia does it take to overcome friction relative to pull of gravity and outside forces
us history
i know rain god, wind god, and earth god
us history
what beliefs did native Americans think where important
social studies
Why are there so many national parks in the West?
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