Questions by GidgetAuster

0 votes

1 answer 22 views

What is the bond angle between the oxygen atoms in a water molecule?

asked 3 days ago in Chemical bonding

0 votes

1 answer 40 views

How do detergents and cleaning agents affect surface tension of water and why is this important in cleaning processes?

asked Feb 12 in Surface Chemistry

0 votes

1 answer 36 views

Calculate the standard enthalpy change for the reaction: CuSO4 (aq) + 4NH3 (aq) -> Cu(NH3)4SO4 (aq) given that the standard enthalpy changes of formation for CuSO4 (aq) and NH3 (aq) are -771.5 kJ/mol and -46.19 kJ/mol respectively, and the standard enthalpy change of formation for Cu(NH3)4SO4 (aq) is -2130.4 kJ/mol.

asked Feb 3 in Chemical thermodynamics

0 votes

1 answer 43 views

According to the time sampling method, what type of data is collected?

asked Jan 15 in Psychology

0 votes

1 answer 27 views

What is the flynn effect?

asked Jan 13 in Psychology

0 votes

1 answer 29 views

What is the number of protons in the nucleus?

asked Jan 7 in Science

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