Seudónimo
Seudónimo
04-02-2017
Chemistry
contestada
What are two non metals in tooth enamel ?
Respuesta :
chavem
chavem
04-02-2017
calcium, phosphorus, carbon
Answer Link
VER TODAS LAS RESPUESTAS ( 81+ )
Otras preguntas
Which condition was a result of Joseph Stalin’s command economy? (1) Peasants were encouraged to sell surplus grain for personal profit. (2) The production of c
Ethane, C2H6, has a boiling point of -89°C at standard pressure. Ethanol, C2HsOH, has a much higher boiling point than ethane at standard pressure. At STP. etha
11/2 cup of black beans provides 15% of potassium you need daily. You must get the remaining 2890 mg from other sources. How many milligrams of potassium should
20 Which statement describes a reversible reaction at equilibrium?(1) The activation energy of the forward reaction must equal the activation energy of the reve
money adding how to do it
Evolution of a species could occur as a result of changes in the (1) DNA in muscle cells (2) base sequences in liver cells (3) genes in an egg cell (4) number o
discovery of streets arranged in a grid like pattern and a system of pipes for moving water in Harappa and Mohenjo-Daro suggest that these ancient river valley
Which set of integers is included in (-1,3]? (1) {0,1,2,3} (3) {-1,0,1,2,3,4} (2) {-1,0,1,2} (4) {-2,-1,0,1,2,3}
If the volume of a cube is 8 cubic centimeters, what is its surface area, in square centimeters? (1) 32 (3) 12 (2) 24 (4) 4
what is the quotient of 11/12 ÷ 5/7 ?