Weight of common ingredients in gram

Ingredient	Weight - (ounces)	Weight - (grams)
1 cup of whole wheat flour (sifted, then measured)	4.5 oz	125 g
1 cup of All Purpose flour (spooned into the cup)	4.25 oz	121 g
1 cup of AP flour (sifted, then measured)	4 oz	114 g
1 cup of cornstarch (lightly spooned or sifted)	4.2 oz	120 g
1 large egg (in the shell)	2 oz	56.7 g
1 large egg (without shell)	1.75 oz	50 g
1 large egg yolk	.65 oz	18.6 g
1 large egg white	1.05 oz	30 g
1 cup of butter	8 oz	227 g
1 cup of clarified butter or ghee	6.8 oz	195 g
1 cup of vegetable shortening	6.75 oz	191 g
1 cup of vegetable oil	7.7 oz	218 g
1 cup water	8.3 oz	236 g
1 cup of heavy cream	8.2 oz	232 g
1 cup of sour cream	8.5 oz	242 g
1 cup of full-fat yogurt	8.6 oz	243 g
1 cup of buttermilk	8.5 oz	242 g
1 cup of whole milk	8.5 oz	242 g
1 cup half and half	8.5 oz	242 g
1 cup mascarpone	8.8 oz	250 g
1 cup of granulated sugar	7 oz	200 g
1 cup of dark brown sugar (packed)	8.4 oz	239 g
1 cup of light brown sugar (packed)	7.7 oz	217 g
1 cup of powdered sugar (dip and sweep)	4 oz	125 g
1 cup of honey	11.75 oz	336 g
1 cup of molasses	11.25 oz	322 g
1 cup of corn syrup	11.5 oz	328 g
Cocoa – nonalkalized or natural (dip and sweep)	3.33 oz	95 g
Cocoa – nonalkalized or natural (spooned into the cup)	2.9 oz	82 g
1 cup almonds – whole	6.7 oz	191 g
1 cup almonds – slivered	4.2 oz	120 g
1 cup almonds – sliced/coarsely chopped	2.6 oz	75 g
1 cup almonds – finely ground	3.7 oz	107 g
1 cup almonds – powder fine	3 oz	89 g
1 cup pistachios – whole	5.32 oz	152 g

Leaveners and other ingredients
1 tsp baking powder		4.9 g
1 tsp baking soda		5 g
1 tsp yeast, instant		3.2 g
1 tsp yeast, active dry		3.1 g
1 tsp salt		6.7 g
1 tsp gelatin, powdered		3.1 g
1 tsp vanilla extract		4 g
1 tsp cream of tartar		3.1 g
1 cup raisins	5 oz	144 g

It might be helpful to refer How to measure in Baking 

volume conversions, weight to volume conversions,