Wednesday
September 17, 2014

Posts by Dug


Total # Posts: 6

chemistery
How much heat, in joules and calories, is needed to heat up 295 mL of water from 26.6 °C to 85.1 °C? Assume the density of water to be 1.00 g/mL.
March 24, 2013

chemistery
How many grams of (NH4)2S2O3 were in the fertilizer sample
March 20, 2013

chemistery
Cr + Sn2+ help me balance
March 17, 2013

Math
23 17 ___________ 161 23 ___________ 391
October 22, 2012

Physics
Three objects with masses m1 = 7.4 kg, m2 = 11 kg, and m3 = 18 kg, respectively, are attached by strings over frictionless pulleys (M1 hangs off the left side of the table and M3 hangs off the right side of the table with M2 between them on the table). The horizontal surface ...
October 22, 2012

Physics
Number of turns in the primary coil is more than the number of turns in the secondary coil.
October 22, 2012

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