[{"id":267130,"question":"How many number of moles are equivalent to 8 gram of CO2.","choices":[{"text":"0.18","value":"A"},{"text":"0.15","value":"B"},{"text":"0.24","value":"C"},{"text":"0.21","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":267129,"question":"The molecular mass of H2SO4 is.","choices":[{"text":"9.8 g","value":"A"},{"text":"98 amu","value":"B"},{"text":"98 g","value":"C"},{"text":"9.8 amu","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":267128,"question":"The mass of one molecule of water is.","choices":[{"text":"18 g","value":"A"},{"text":"18 mg","value":"B"},{"text":"18 kg","value":"C"},{"text":"18 amu","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":267127,"question":"If one mole of carbon contains x atoms what is the number of atoms contained in 12 g of Mg.","choices":[{"text":"1.5 x","value":"A"},{"text":"0.5 x","value":"B"},{"text":"x","value":"C"},{"text":"2x","value":"D"},{"value":"E"}],"correctAnswer":2},{"id":267126,"question":"Whcih term is the same for one mole of oxgen and one mole of water.","choices":[{"text":"atoms","value":"A"},{"text":"mass","value":"B"},{"text":"Molecules","value":"C"},{"text":"Volume","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":267125,"question":"What is the mass of 4 moles of hydrogen gas.","choices":[{"text":"1 g","value":"A"},{"text":"1.008 g","value":"B"},{"text":"8.064 g","value":"C"},{"text":"4.032 g","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":267124,"question":"How many moels of molecules are there in 16 g oxygen.","choices":[{"text":"0.05","value":"A"},{"text":"0.1","value":"B"},{"text":"0.5","value":"C"},{"text":"1","value":"D"},{"value":"E"}],"correctAnswer":3},{"id":267123,"question":"A compound with chemicla formula Na<sub>2</sub>CX<sub>3</sub> has formula mass 106 ami. Atomicmass of the elemetn X is.","choices":[{"text":"16","value":"A"},{"text":"23","value":"B"},{"text":"12","value":"C"},{"text":"106","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":267122,"question":"40 g of H<sub>3</sub>PO<sub>4</sub> contains numebr of moles","choices":[{"text":"0.58 g","value":"A"},{"text":"4.8 g","value":"B"},{"text":"5.8 g","value":"C"},{"text":"0.408 g","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":267121,"question":"How many atom of carbon are present in one molecule of glucose.","choices":[{"text":"11","value":"A"},{"text":"22","value":"B"},{"text":"12","value":"C"},{"text":"6","value":"D"},{"value":"E"}],"correctAnswer":4},{"id":267120,"question":"Number of moels in 29.25 g NaCl is.","choices":[{"text":"0.50","value":"A"},{"text":"0.25","value":"B"},{"text":"0.21","value":"C"},{"text":"0.75","value":"D"},{"value":"E"}],"correctAnswer":1},{"id":267119,"question":"Mass of 3 moles of oxygen atoms is.","choices":[{"text":"64 g","value":"A"},{"text":"16 g","value":"B"},{"text":"32 g","value":"C"},{"text":"48 g","value":"D"},{"value":"E"}],"correctAnswer":4}]