Which of these Is not equivalent to one mole? 6.022 times 10^23 marbles 12 grams of carbon Avogadro's number 12 grams of magnesium 28 grams of nitrogen, N_2
A heat transfer of 9.0 times 10^5 J is required to convert a block of ice at -15 degree C to water at 10 degree C. What was the mass of the block of ice? Express your answer using two significant figures. M = ____ kg
Convert 4.106×10^11 ng to Mg. Do NOT enter the units in the answer block
Convert 1.52×10−6 gg to each of the following units. a) mg b) cg c) ng d) μg
Convert the following measurement. 4 kg □×10 8.49 × 10 cm
O MEASUREMENT Interconverting compound Sl units Convert the following measurement. kg g -5 1.7 x 10 mol.dL mol. L x 6 ? Explanation Check
A solution contains 1.0 * 10°ng of Mg2 per 0.050 kg solution. Calculate the concentration in ppb. 10 pts 7.
The energy needed to convert 2 kg of ice at -10 °C to water at 10 °C will be { Constants Given: Specific Heat of Water = 4186 J/kg ºc, Specific Heat of Ice = 2100 J/kg ºc, and Latent Heat of Fusion = 3.33 x 105 J/kg. }
Please show all work Ex: convert a) 670 ng to Mg b) c) d) e) 78nm3 to L Convert 864mg/CL to μg/ML 674 mm3 to gallons (1 gal=3.785L) Convert 467 Tm to miles. 1 mi-1.609 km.
What is the amount of heat needed to convert 3.50 kg of ice at -10 ∘C to Steam at 120∘C.