Determine distance ladder goes up wall if ladder makes angle
The 13.5m ladder is leaning against wall. Determine distance d ladder goes up wall if ladder makes the angle of 35*29' with horizontal.
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Determine the number of atoms are contained in one unit cell of metallic tungsten if it forms a face centered cubic unit cell?
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The medicinal thermometer commonly required in homes can be read to +/-0.1 degrees F, whereas those in the doctor's office may be accurate to +/- 0.1 degrees C.
Dioxane (C4H8O2) has an enthalpy of fusion of 145.8 J g-1 and its melting point temperature is 11.0 degrees Celsius. At 11.0degrees Celsius into liquid dioxane calculate how much heat is needed to transform the 142 g of solid dioxane, also at the
Someone investigating the properties of solutions having the carbonate ions organized a solution having 5.728g Na2CO3 in a flask of volume 250ml and some of the solution was transferred to a burette.
In an excited state an electron in a hydrogen atom can return to the ground state in two different ways: first, through the direct transition in which a photon of wavelength λ1 and second, through the intermediate excited state which is
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