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de 10 ácidos

Potassium nitrate has a lattice energy of - 163.8 kcal/mol and a heat of hydration of - 155.5 kcal / mol. How much potassium nitrate has to dissolve in water, at room temperature, to absorb 1.00 x 102 kJ of heat

According to the balanced chemical equation, how many atoms of silver will be produced from combining 100 g of copper with 200 g of silver nitrate?

What is the process in which nutrients move into the bloodstream?

Which most likely has the greatest conductivity? A. a warm plastic rod B. a cool rubber tube C. a cool lead metal strip D. a warm copper wire

Which molecular geometry is least likely to occur with sp3 hybridization? tetrahedral trigonal planar bent trigonal pyramidal

A caterpillar has an exoskeleton and feeds on many leaves before it makes a cocoon and becomes a butterfly. Which type of organism is a caterpillar? 1. an autotroph and an invertebrate 2. a heterotroph and an invertebrate 3.

Which of the following gases is produced by a storage battery when it's charging?

Ann and Carol each lift the timber with a force of 80 kg/m/s2. If they lift the timber a distance of 1.25 meters, how much work is each woman doing? Question 1 options: 64.00 J 78.75 J 81.25 J 100.00 J

If there are 2.54cm in an inch, how many inches are in 14.8cm?

Given the reaction: 2 Na (s) + Cl 2 (g) → 2 NaCl (s) The conversion factor for chlorine gas to sodium chloride is: 1 mol Cl 2 ≡ 2 mol NaCl. True or false?